/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/popl20-more/parray-copy.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-26 07:30:34,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-26 07:30:34,484 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-26 07:30:34,525 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-26 07:30:34,526 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-26 07:30:34,529 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-26 07:30:34,532 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-26 07:30:34,538 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-26 07:30:34,540 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-26 07:30:34,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-26 07:30:34,546 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-26 07:30:34,547 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-26 07:30:34,547 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-26 07:30:34,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-26 07:30:34,550 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-26 07:30:34,551 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-26 07:30:34,554 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-26 07:30:34,555 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-26 07:30:34,558 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-26 07:30:34,562 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-26 07:30:34,564 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-26 07:30:34,565 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-26 07:30:34,566 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-26 07:30:34,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-26 07:30:34,573 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-26 07:30:34,576 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-26 07:30:34,577 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-26 07:30:34,578 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-26 07:30:34,579 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-26 07:30:34,580 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-26 07:30:34,580 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-26 07:30:34,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-26 07:30:34,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-26 07:30:34,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-26 07:30:34,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-26 07:30:34,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-26 07:30:34,582 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 [2021-03-26 07:30:34,615 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-26 07:30:34,615 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-26 07:30:34,619 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-26 07:30:34,619 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-26 07:30:34,619 INFO L138 SettingsManager]: * Use SBE=true [2021-03-26 07:30:34,619 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-26 07:30:34,620 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-26 07:30:34,620 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-26 07:30:34,620 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-26 07:30:34,620 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-26 07:30:34,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-26 07:30:34,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-26 07:30:34,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-26 07:30:34,621 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-26 07:30:34,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-26 07:30:34,621 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-26 07:30:34,622 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-26 07:30:34,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-26 07:30:34,622 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-26 07:30:34,622 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-26 07:30:34,622 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-26 07:30:34,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-26 07:30:34,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-26 07:30:34,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-26 07:30:34,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-26 07:30:34,623 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-26 07:30:34,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-26 07:30:34,623 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-03-26 07:30:34,623 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-26 07:30:34,623 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-26 07:30:34,624 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-26 07:30:34,930 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-26 07:30:34,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-26 07:30:34,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-26 07:30:34,957 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-26 07:30:34,958 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-26 07:30:34,958 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/parray-copy.wvr.bpl [2021-03-26 07:30:34,959 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/parray-copy.wvr.bpl' [2021-03-26 07:30:35,003 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-26 07:30:35,007 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-26 07:30:35,008 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-26 07:30:35,008 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-26 07:30:35,008 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-26 07:30:35,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "parray-copy.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.03 07:30:35" (1/1) ... [2021-03-26 07:30:35,024 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "parray-copy.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.03 07:30:35" (1/1) ... [2021-03-26 07:30:35,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-26 07:30:35,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-26 07:30:35,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-26 07:30:35,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-26 07:30:35,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "parray-copy.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.03 07:30:35" (1/1) ... [2021-03-26 07:30:35,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "parray-copy.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.03 07:30:35" (1/1) ... [2021-03-26 07:30:35,039 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "parray-copy.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.03 07:30:35" (1/1) ... [2021-03-26 07:30:35,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "parray-copy.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.03 07:30:35" (1/1) ... [2021-03-26 07:30:35,043 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "parray-copy.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.03 07:30:35" (1/1) ... [2021-03-26 07:30:35,046 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "parray-copy.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.03 07:30:35" (1/1) ... [2021-03-26 07:30:35,047 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "parray-copy.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.03 07:30:35" (1/1) ... [2021-03-26 07:30:35,047 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-26 07:30:35,048 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-26 07:30:35,048 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-26 07:30:35,048 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-26 07:30:35,049 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "parray-copy.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.03 07:30:35" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-26 07:30:35,098 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-26 07:30:35,098 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-26 07:30:35,098 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-26 07:30:35,098 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-26 07:30:35,098 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-26 07:30:35,099 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-26 07:30:35,099 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-26 07:30:35,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-26 07:30:35,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-26 07:30:35,099 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-03-26 07:30:35,104 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-03-26 07:30:35,104 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-03-26 07:30:35,105 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-26 07:30:35,255 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-26 07:30:35,256 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-03-26 07:30:35,257 INFO L202 PluginConnector]: Adding new model parray-copy.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 07:30:35 BoogieIcfgContainer [2021-03-26 07:30:35,257 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-26 07:30:35,258 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-26 07:30:35,259 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-26 07:30:35,261 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-26 07:30:35,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "parray-copy.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.03 07:30:35" (1/2) ... [2021-03-26 07:30:35,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ab9ac1e and model type parray-copy.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 07:30:35, skipping insertion in model container [2021-03-26 07:30:35,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "parray-copy.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 07:30:35" (2/2) ... [2021-03-26 07:30:35,263 INFO L111 eAbstractionObserver]: Analyzing ICFG parray-copy.wvr.bpl [2021-03-26 07:30:35,267 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-26 07:30:35,270 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-26 07:30:35,271 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-26 07:30:35,315 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-03-26 07:30:35,336 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-03-26 07:30:35,358 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 07:30:35,358 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 07:30:35,358 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 07:30:35,358 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 07:30:35,358 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 07:30:35,358 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 07:30:35,358 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 07:30:35,359 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 07:30:35,367 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 38 places, 31 transitions, 86 flow [2021-03-26 07:30:35,394 INFO L129 PetriNetUnfolder]: 3/28 cut-off events. [2021-03-26 07:30:35,394 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-26 07:30:35,397 INFO L84 FinitePrefix]: Finished finitePrefix Result has 41 conditions, 28 events. 3/28 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 32 event pairs, 0 based on Foata normal form. 0/24 useless extension candidates. Maximal degree in co-relation 20. Up to 2 conditions per place. [2021-03-26 07:30:35,397 INFO L82 GeneralOperation]: Start removeDead. Operand has 38 places, 31 transitions, 86 flow [2021-03-26 07:30:35,402 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 33 places, 26 transitions, 70 flow [2021-03-26 07:30:35,403 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:30:35,415 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 33 places, 26 transitions, 70 flow [2021-03-26 07:30:35,417 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 33 places, 26 transitions, 70 flow [2021-03-26 07:30:35,419 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 33 places, 26 transitions, 70 flow [2021-03-26 07:30:35,432 INFO L129 PetriNetUnfolder]: 3/26 cut-off events. [2021-03-26 07:30:35,432 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-26 07:30:35,433 INFO L84 FinitePrefix]: Finished finitePrefix Result has 39 conditions, 26 events. 3/26 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 25 event pairs, 0 based on Foata normal form. 0/23 useless extension candidates. Maximal degree in co-relation 20. Up to 2 conditions per place. [2021-03-26 07:30:35,435 INFO L142 LiptonReduction]: Number of co-enabled transitions 144 [2021-03-26 07:30:35,691 INFO L154 LiptonReduction]: Checked pairs total: 60 [2021-03-26 07:30:35,691 INFO L156 LiptonReduction]: Total number of compositions: 11 [2021-03-26 07:30:35,696 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 294 [2021-03-26 07:30:35,721 INFO L129 PetriNetUnfolder]: 3/14 cut-off events. [2021-03-26 07:30:35,722 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-26 07:30:35,722 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:30:35,722 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:30:35,723 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:30:35,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:30:35,734 INFO L82 PathProgramCache]: Analyzing trace with hash 1332457875, now seen corresponding path program 1 times [2021-03-26 07:30:35,743 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:30:35,743 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016988798] [2021-03-26 07:30:35,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:30:35,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:35,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:35,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:35,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:35,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:35,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:35,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:35,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:35,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016988798] [2021-03-26 07:30:35,873 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 07:30:35,873 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 07:30:35,873 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201805220] [2021-03-26 07:30:35,885 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 07:30:35,885 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:30:35,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 07:30:35,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 07:30:35,896 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 42 [2021-03-26 07:30:35,897 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 22 places, 15 transitions, 48 flow. Second operand has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:35,897 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:30:35,897 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 42 [2021-03-26 07:30:35,898 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:30:35,938 INFO L129 PetriNetUnfolder]: 27/49 cut-off events. [2021-03-26 07:30:35,938 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-26 07:30:35,939 INFO L84 FinitePrefix]: Finished finitePrefix Result has 105 conditions, 49 events. 27/49 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 78 event pairs, 1 based on Foata normal form. 0/30 useless extension candidates. Maximal degree in co-relation 85. Up to 30 conditions per place. [2021-03-26 07:30:35,940 INFO L132 encePairwiseOnDemand]: 38/42 looper letters, 10 selfloop transitions, 3 changer transitions 0/20 dead transitions. [2021-03-26 07:30:35,940 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 25 places, 20 transitions, 84 flow [2021-03-26 07:30:35,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 07:30:35,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 07:30:35,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 94 transitions. [2021-03-26 07:30:35,950 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5595238095238095 [2021-03-26 07:30:35,951 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 94 transitions. [2021-03-26 07:30:35,951 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 94 transitions. [2021-03-26 07:30:35,952 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:30:35,954 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 94 transitions. [2021-03-26 07:30:35,955 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:35,959 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 42.0) internal successors, (210), 5 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:35,959 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 42.0) internal successors, (210), 5 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:35,961 INFO L185 Difference]: Start difference. First operand has 22 places, 15 transitions, 48 flow. Second operand 4 states and 94 transitions. [2021-03-26 07:30:35,962 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 25 places, 20 transitions, 84 flow [2021-03-26 07:30:35,964 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 19 places, 20 transitions, 72 flow, removed 0 selfloop flow, removed 6 redundant places. [2021-03-26 07:30:35,965 INFO L241 Difference]: Finished difference. Result has 20 places, 16 transitions, 50 flow [2021-03-26 07:30:35,967 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=42, PETRI_DIFFERENCE_MINUEND_FLOW=36, PETRI_DIFFERENCE_MINUEND_PLACES=16, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=15, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=12, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=50, PETRI_PLACES=20, PETRI_TRANSITIONS=16} [2021-03-26 07:30:35,968 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, -2 predicate places. [2021-03-26 07:30:35,968 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:30:35,968 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 20 places, 16 transitions, 50 flow [2021-03-26 07:30:35,969 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 20 places, 16 transitions, 50 flow [2021-03-26 07:30:35,969 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 20 places, 16 transitions, 50 flow [2021-03-26 07:30:35,973 INFO L129 PetriNetUnfolder]: 3/16 cut-off events. [2021-03-26 07:30:35,973 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 07:30:35,974 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28 conditions, 16 events. 3/16 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 11 event pairs, 0 based on Foata normal form. 0/13 useless extension candidates. Maximal degree in co-relation 13. Up to 4 conditions per place. [2021-03-26 07:30:35,974 INFO L142 LiptonReduction]: Number of co-enabled transitions 60 [2021-03-26 07:30:36,019 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:30:36,019 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 07:30:36,020 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 52 [2021-03-26 07:30:36,021 INFO L480 AbstractCegarLoop]: Abstraction has has 19 places, 15 transitions, 46 flow [2021-03-26 07:30:36,021 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:36,021 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:30:36,021 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:30:36,022 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-26 07:30:36,022 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:30:36,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:30:36,022 INFO L82 PathProgramCache]: Analyzing trace with hash 624092059, now seen corresponding path program 1 times [2021-03-26 07:30:36,022 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:30:36,023 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908900077] [2021-03-26 07:30:36,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:30:36,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:36,055 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-26 07:30:36,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:30:36,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:36,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:36,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 07:30:36,068 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908900077] [2021-03-26 07:30:36,068 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 07:30:36,069 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 07:30:36,069 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112860792] [2021-03-26 07:30:36,070 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 07:30:36,070 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:30:36,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 07:30:36,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-26 07:30:36,072 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 21 out of 43 [2021-03-26 07:30:36,072 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 19 places, 15 transitions, 46 flow. Second operand has 4 states, 4 states have (on average 22.5) internal successors, (90), 4 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:36,072 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:30:36,072 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 21 of 43 [2021-03-26 07:30:36,072 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:30:36,105 INFO L129 PetriNetUnfolder]: 55/90 cut-off events. [2021-03-26 07:30:36,105 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-03-26 07:30:36,106 INFO L84 FinitePrefix]: Finished finitePrefix Result has 215 conditions, 90 events. 55/90 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 217 event pairs, 12 based on Foata normal form. 0/59 useless extension candidates. Maximal degree in co-relation 196. Up to 57 conditions per place. [2021-03-26 07:30:36,107 INFO L132 encePairwiseOnDemand]: 39/43 looper letters, 16 selfloop transitions, 4 changer transitions 0/27 dead transitions. [2021-03-26 07:30:36,107 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 22 places, 27 transitions, 124 flow [2021-03-26 07:30:36,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 07:30:36,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 07:30:36,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 103 transitions. [2021-03-26 07:30:36,109 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5988372093023255 [2021-03-26 07:30:36,109 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 103 transitions. [2021-03-26 07:30:36,109 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 103 transitions. [2021-03-26 07:30:36,109 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:30:36,110 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 103 transitions. [2021-03-26 07:30:36,110 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:36,111 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 43.0) internal successors, (215), 5 states have internal predecessors, (215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:36,112 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 43.0) internal successors, (215), 5 states have internal predecessors, (215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:36,112 INFO L185 Difference]: Start difference. First operand has 19 places, 15 transitions, 46 flow. Second operand 4 states and 103 transitions. [2021-03-26 07:30:36,112 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 22 places, 27 transitions, 124 flow [2021-03-26 07:30:36,112 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 21 places, 27 transitions, 123 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-26 07:30:36,113 INFO L241 Difference]: Finished difference. Result has 23 places, 18 transitions, 72 flow [2021-03-26 07:30:36,114 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=43, PETRI_DIFFERENCE_MINUEND_FLOW=45, PETRI_DIFFERENCE_MINUEND_PLACES=18, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=15, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=12, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=72, PETRI_PLACES=23, PETRI_TRANSITIONS=18} [2021-03-26 07:30:36,114 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 1 predicate places. [2021-03-26 07:30:36,114 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:30:36,114 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 23 places, 18 transitions, 72 flow [2021-03-26 07:30:36,115 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 23 places, 18 transitions, 72 flow [2021-03-26 07:30:36,115 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 23 places, 18 transitions, 72 flow [2021-03-26 07:30:36,119 INFO L129 PetriNetUnfolder]: 8/25 cut-off events. [2021-03-26 07:30:36,119 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-26 07:30:36,120 INFO L84 FinitePrefix]: Finished finitePrefix Result has 55 conditions, 25 events. 8/25 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 39 event pairs, 0 based on Foata normal form. 0/24 useless extension candidates. Maximal degree in co-relation 38. Up to 9 conditions per place. [2021-03-26 07:30:36,120 INFO L142 LiptonReduction]: Number of co-enabled transitions 90 [2021-03-26 07:30:36,122 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:30:36,122 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:30:36,122 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 8 [2021-03-26 07:30:36,123 INFO L480 AbstractCegarLoop]: Abstraction has has 23 places, 18 transitions, 72 flow [2021-03-26 07:30:36,123 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 22.5) internal successors, (90), 4 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:36,123 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:30:36,123 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:30:36,124 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-26 07:30:36,124 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:30:36,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:30:36,124 INFO L82 PathProgramCache]: Analyzing trace with hash 1911367478, now seen corresponding path program 1 times [2021-03-26 07:30:36,124 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:30:36,125 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074448641] [2021-03-26 07:30:36,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:30:36,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:36,185 INFO L142 QuantifierPusher]: treesize reduction 12, result has 73.9 percent of original size [2021-03-26 07:30:36,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:30:36,216 INFO L142 QuantifierPusher]: treesize reduction 5, result has 87.2 percent of original size [2021-03-26 07:30:36,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:30:36,279 INFO L142 QuantifierPusher]: treesize reduction 5, result has 83.9 percent of original size [2021-03-26 07:30:36,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:30:36,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:36,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:36,314 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074448641] [2021-03-26 07:30:36,315 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1621814829] [2021-03-26 07:30:36,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:36,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:36,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-26 07:30:36,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:30:36,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:30:36,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:36,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:36,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:36,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:36,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:36,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:36,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:36,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:36,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:36,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:36,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:36,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:36,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:36,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:36,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:36,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,473 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:36,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:36,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:30:36,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:36,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:36,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:30:36,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:36,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:36,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:36,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:30:36,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:30:36,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:36,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:30:36,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:30:36,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:36,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:36,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:36,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:36,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:36,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:30:36,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:30:36,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-03-26 07:30:36,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:36,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:36,582 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:30:36,593 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:36,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:36,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:30:36,599 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-26 07:30:36,600 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:24, output treesize:23 [2021-03-26 07:30:36,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:36,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:36,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:30:36,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:36,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:36,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:30:36,632 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.6 percent of original size [2021-03-26 07:30:36,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:36,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:36,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 07:30:36,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:36,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:30:36,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 07:30:36,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:36,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:36,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:30:36,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:36,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:36,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:30:36,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:36,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:36,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:30:36,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:36,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:36,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:36,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:36,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:36,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:36,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:36,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:36,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:36,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:36,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:36,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:36,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:36,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:36,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:36,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:36,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:36,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:36,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:36,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:36,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:36,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:36,689 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:30:36,689 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2021-03-26 07:30:36,690 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131264270] [2021-03-26 07:30:36,690 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-26 07:30:36,690 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:30:36,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-26 07:30:36,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-03-26 07:30:36,692 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 43 [2021-03-26 07:30:36,692 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 23 places, 18 transitions, 72 flow. Second operand has 9 states, 9 states have (on average 19.11111111111111) internal successors, (172), 9 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:36,692 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:30:36,693 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 43 [2021-03-26 07:30:36,693 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:30:37,049 INFO L129 PetriNetUnfolder]: 47/82 cut-off events. [2021-03-26 07:30:37,049 INFO L130 PetriNetUnfolder]: For 58/60 co-relation queries the response was YES. [2021-03-26 07:30:37,050 INFO L84 FinitePrefix]: Finished finitePrefix Result has 254 conditions, 82 events. 47/82 cut-off events. For 58/60 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 192 event pairs, 2 based on Foata normal form. 3/78 useless extension candidates. Maximal degree in co-relation 228. Up to 34 conditions per place. [2021-03-26 07:30:37,051 INFO L132 encePairwiseOnDemand]: 38/43 looper letters, 17 selfloop transitions, 9 changer transitions 7/40 dead transitions. [2021-03-26 07:30:37,051 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 30 places, 40 transitions, 237 flow [2021-03-26 07:30:37,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-26 07:30:37,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-26 07:30:37,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 173 transitions. [2021-03-26 07:30:37,054 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.502906976744186 [2021-03-26 07:30:37,054 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 173 transitions. [2021-03-26 07:30:37,054 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 173 transitions. [2021-03-26 07:30:37,054 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:30:37,055 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 173 transitions. [2021-03-26 07:30:37,056 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 21.625) internal successors, (173), 8 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:37,057 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 43.0) internal successors, (387), 9 states have internal predecessors, (387), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:37,057 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 43.0) internal successors, (387), 9 states have internal predecessors, (387), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:37,058 INFO L185 Difference]: Start difference. First operand has 23 places, 18 transitions, 72 flow. Second operand 8 states and 173 transitions. [2021-03-26 07:30:37,058 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 30 places, 40 transitions, 237 flow [2021-03-26 07:30:37,059 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 30 places, 40 transitions, 233 flow, removed 2 selfloop flow, removed 0 redundant places. [2021-03-26 07:30:37,060 INFO L241 Difference]: Finished difference. Result has 33 places, 24 transitions, 132 flow [2021-03-26 07:30:37,060 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=43, PETRI_DIFFERENCE_MINUEND_FLOW=70, PETRI_DIFFERENCE_MINUEND_PLACES=23, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=18, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=13, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=132, PETRI_PLACES=33, PETRI_TRANSITIONS=24} [2021-03-26 07:30:37,061 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 11 predicate places. [2021-03-26 07:30:37,061 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:30:37,061 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 33 places, 24 transitions, 132 flow [2021-03-26 07:30:37,061 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 33 places, 24 transitions, 132 flow [2021-03-26 07:30:37,062 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 31 places, 24 transitions, 132 flow [2021-03-26 07:30:37,067 INFO L129 PetriNetUnfolder]: 16/38 cut-off events. [2021-03-26 07:30:37,067 INFO L130 PetriNetUnfolder]: For 25/25 co-relation queries the response was YES. [2021-03-26 07:30:37,067 INFO L84 FinitePrefix]: Finished finitePrefix Result has 115 conditions, 38 events. 16/38 cut-off events. For 25/25 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 74 event pairs, 0 based on Foata normal form. 0/36 useless extension candidates. Maximal degree in co-relation 104. Up to 11 conditions per place. [2021-03-26 07:30:37,068 INFO L142 LiptonReduction]: Number of co-enabled transitions 114 [2021-03-26 07:30:37,143 INFO L154 LiptonReduction]: Checked pairs total: 4 [2021-03-26 07:30:37,143 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 07:30:37,143 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 82 [2021-03-26 07:30:37,144 INFO L480 AbstractCegarLoop]: Abstraction has has 31 places, 24 transitions, 135 flow [2021-03-26 07:30:37,144 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 19.11111111111111) internal successors, (172), 9 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:37,144 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:30:37,144 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:30:37,368 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-03-26 07:30:37,369 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:30:37,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:30:37,369 INFO L82 PathProgramCache]: Analyzing trace with hash -1731939867, now seen corresponding path program 2 times [2021-03-26 07:30:37,369 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:30:37,369 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48119904] [2021-03-26 07:30:37,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:30:37,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:37,404 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:30:37,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:37,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:37,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:37,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:37,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:37,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:37,438 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:37,438 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48119904] [2021-03-26 07:30:37,438 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1117096913] [2021-03-26 07:30:37,439 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:37,467 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 07:30:37,467 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:30:37,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 07:30:37,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:30:37,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:37,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:37,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:37,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:37,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:37,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:37,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:37,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:37,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:37,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:37,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:37,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:37,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:37,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:37,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:37,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:37,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:37,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:37,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:37,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:37,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:37,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:37,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:37,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:37,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:37,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:37,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:37,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:37,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:37,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:37,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:37,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:37,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:37,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:37,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:37,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:37,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:37,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:37,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:37,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:37,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:37,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:37,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:37,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:37,562 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 07:30:37,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:37,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:37,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:37,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:30:37,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:37,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:37,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:37,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:37,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:37,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:37,579 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:30:37,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:37,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:37,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:37,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:37,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:37,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:37,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:37,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:37,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:37,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:37,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:37,585 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:37,585 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:30:37,586 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-03-26 07:30:37,586 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320357859] [2021-03-26 07:30:37,586 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-26 07:30:37,586 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:30:37,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-26 07:30:37,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-03-26 07:30:37,588 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 44 [2021-03-26 07:30:37,588 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 31 places, 24 transitions, 135 flow. Second operand has 11 states, 11 states have (on average 18.181818181818183) internal successors, (200), 11 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:37,589 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:30:37,589 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 44 [2021-03-26 07:30:37,589 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:30:37,887 INFO L129 PetriNetUnfolder]: 127/228 cut-off events. [2021-03-26 07:30:37,887 INFO L130 PetriNetUnfolder]: For 353/365 co-relation queries the response was YES. [2021-03-26 07:30:37,888 INFO L84 FinitePrefix]: Finished finitePrefix Result has 798 conditions, 228 events. 127/228 cut-off events. For 353/365 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 805 event pairs, 10 based on Foata normal form. 13/224 useless extension candidates. Maximal degree in co-relation 782. Up to 124 conditions per place. [2021-03-26 07:30:37,891 INFO L132 encePairwiseOnDemand]: 37/44 looper letters, 29 selfloop transitions, 32 changer transitions 0/68 dead transitions. [2021-03-26 07:30:37,891 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 42 places, 68 transitions, 501 flow [2021-03-26 07:30:37,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-26 07:30:37,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-03-26 07:30:37,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 255 transitions. [2021-03-26 07:30:37,900 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.48295454545454547 [2021-03-26 07:30:37,901 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 255 transitions. [2021-03-26 07:30:37,901 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 255 transitions. [2021-03-26 07:30:37,901 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:30:37,901 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 255 transitions. [2021-03-26 07:30:37,903 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 21.25) internal successors, (255), 12 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:37,906 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 44.0) internal successors, (572), 13 states have internal predecessors, (572), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:37,907 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 44.0) internal successors, (572), 13 states have internal predecessors, (572), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:37,907 INFO L185 Difference]: Start difference. First operand has 31 places, 24 transitions, 135 flow. Second operand 12 states and 255 transitions. [2021-03-26 07:30:37,907 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 42 places, 68 transitions, 501 flow [2021-03-26 07:30:37,914 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 68 transitions, 458 flow, removed 19 selfloop flow, removed 2 redundant places. [2021-03-26 07:30:37,917 INFO L241 Difference]: Finished difference. Result has 47 places, 54 transitions, 409 flow [2021-03-26 07:30:37,917 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=112, PETRI_DIFFERENCE_MINUEND_PLACES=29, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=24, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=12, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=409, PETRI_PLACES=47, PETRI_TRANSITIONS=54} [2021-03-26 07:30:37,917 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 25 predicate places. [2021-03-26 07:30:37,917 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:30:37,917 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 47 places, 54 transitions, 409 flow [2021-03-26 07:30:37,918 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 47 places, 54 transitions, 409 flow [2021-03-26 07:30:37,918 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 47 places, 54 transitions, 409 flow [2021-03-26 07:30:37,941 INFO L129 PetriNetUnfolder]: 62/141 cut-off events. [2021-03-26 07:30:37,941 INFO L130 PetriNetUnfolder]: For 514/526 co-relation queries the response was YES. [2021-03-26 07:30:37,942 INFO L84 FinitePrefix]: Finished finitePrefix Result has 542 conditions, 141 events. 62/141 cut-off events. For 514/526 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 545 event pairs, 6 based on Foata normal form. 5/135 useless extension candidates. Maximal degree in co-relation 488. Up to 52 conditions per place. [2021-03-26 07:30:37,944 INFO L142 LiptonReduction]: Number of co-enabled transitions 222 [2021-03-26 07:30:38,083 INFO L154 LiptonReduction]: Checked pairs total: 6 [2021-03-26 07:30:38,083 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 07:30:38,083 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 166 [2021-03-26 07:30:38,087 INFO L480 AbstractCegarLoop]: Abstraction has has 47 places, 54 transitions, 411 flow [2021-03-26 07:30:38,088 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 18.181818181818183) internal successors, (200), 11 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:38,088 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:30:38,088 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:30:38,305 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:38,305 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:30:38,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:30:38,305 INFO L82 PathProgramCache]: Analyzing trace with hash 1361681025, now seen corresponding path program 3 times [2021-03-26 07:30:38,306 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:30:38,306 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69593204] [2021-03-26 07:30:38,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:30:38,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:38,352 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:30:38,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:38,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:38,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:38,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:38,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:38,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:38,386 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:38,386 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69593204] [2021-03-26 07:30:38,386 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1016576940] [2021-03-26 07:30:38,386 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:38,433 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-26 07:30:38,433 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:30:38,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 07:30:38,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:30:38,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:38,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:38,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:38,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:38,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:38,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:38,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:38,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:38,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:38,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:38,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:38,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:38,471 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-26 07:30:38,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:30:38,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,473 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:38,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:30:38,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:38,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:38,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:38,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:38,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:38,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:30:38,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:38,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:38,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:30:38,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:38,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:38,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,497 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:38,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:38,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:30:38,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:38,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:38,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:30:38,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:38,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:38,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:38,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:38,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:38,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:38,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:38,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:38,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:38,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:38,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:38,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:38,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:38,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:38,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:38,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:38,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:38,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:38,551 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:30:38,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:38,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:38,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:38,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:38,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:38,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:38,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:38,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:38,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:38,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:38,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:38,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:38,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:38,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:38,558 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:38,559 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:30:38,559 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-26 07:30:38,559 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863189231] [2021-03-26 07:30:38,559 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 07:30:38,559 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:30:38,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 07:30:38,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-03-26 07:30:38,560 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 46 [2021-03-26 07:30:38,560 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 47 places, 54 transitions, 411 flow. Second operand has 8 states, 8 states have (on average 18.125) internal successors, (145), 8 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:38,560 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:30:38,560 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 46 [2021-03-26 07:30:38,561 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:30:38,805 INFO L129 PetriNetUnfolder]: 161/339 cut-off events. [2021-03-26 07:30:38,805 INFO L130 PetriNetUnfolder]: For 1291/1328 co-relation queries the response was YES. [2021-03-26 07:30:38,807 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1524 conditions, 339 events. 161/339 cut-off events. For 1291/1328 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 1510 event pairs, 8 based on Foata normal form. 33/354 useless extension candidates. Maximal degree in co-relation 1425. Up to 117 conditions per place. [2021-03-26 07:30:38,810 INFO L132 encePairwiseOnDemand]: 38/46 looper letters, 63 selfloop transitions, 59 changer transitions 0/129 dead transitions. [2021-03-26 07:30:38,811 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 129 transitions, 1359 flow [2021-03-26 07:30:38,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-26 07:30:38,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-26 07:30:38,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 281 transitions. [2021-03-26 07:30:38,812 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4698996655518395 [2021-03-26 07:30:38,812 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 281 transitions. [2021-03-26 07:30:38,812 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 281 transitions. [2021-03-26 07:30:38,813 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:30:38,813 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 281 transitions. [2021-03-26 07:30:38,814 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 21.615384615384617) internal successors, (281), 13 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) [2021-03-26 07:30:38,815 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 46.0) internal successors, (644), 14 states have internal predecessors, (644), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:38,815 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 46.0) internal successors, (644), 14 states have internal predecessors, (644), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:38,815 INFO L185 Difference]: Start difference. First operand has 47 places, 54 transitions, 411 flow. Second operand 13 states and 281 transitions. [2021-03-26 07:30:38,815 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 129 transitions, 1359 flow [2021-03-26 07:30:38,821 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 129 transitions, 1211 flow, removed 74 selfloop flow, removed 0 redundant places. [2021-03-26 07:30:38,824 INFO L241 Difference]: Finished difference. Result has 68 places, 98 transitions, 985 flow [2021-03-26 07:30:38,825 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=357, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=54, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=27, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=985, PETRI_PLACES=68, PETRI_TRANSITIONS=98} [2021-03-26 07:30:38,825 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 46 predicate places. [2021-03-26 07:30:38,825 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:30:38,825 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 68 places, 98 transitions, 985 flow [2021-03-26 07:30:38,826 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 68 places, 98 transitions, 985 flow [2021-03-26 07:30:38,826 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 68 places, 98 transitions, 985 flow [2021-03-26 07:30:38,861 INFO L129 PetriNetUnfolder]: 110/268 cut-off events. [2021-03-26 07:30:38,861 INFO L130 PetriNetUnfolder]: For 1955/1968 co-relation queries the response was YES. [2021-03-26 07:30:38,863 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1345 conditions, 268 events. 110/268 cut-off events. For 1955/1968 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 1300 event pairs, 6 based on Foata normal form. 4/258 useless extension candidates. Maximal degree in co-relation 1247. Up to 81 conditions per place. [2021-03-26 07:30:38,866 INFO L142 LiptonReduction]: Number of co-enabled transitions 296 [2021-03-26 07:30:38,879 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:30:38,879 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:30:38,879 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 54 [2021-03-26 07:30:38,880 INFO L480 AbstractCegarLoop]: Abstraction has has 68 places, 98 transitions, 985 flow [2021-03-26 07:30:38,880 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 18.125) internal successors, (145), 8 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:38,880 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:30:38,880 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:30:39,096 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:39,096 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:30:39,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:30:39,096 INFO L82 PathProgramCache]: Analyzing trace with hash 172805492, now seen corresponding path program 1 times [2021-03-26 07:30:39,096 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:30:39,096 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285774633] [2021-03-26 07:30:39,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:30:39,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:39,116 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:30:39,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:39,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:39,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:39,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:39,140 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285774633] [2021-03-26 07:30:39,140 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [800817718] [2021-03-26 07:30:39,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:39,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:39,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-26 07:30:39,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:30:39,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,207 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-26 07:30:39,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:30:39,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:39,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:30:39,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:39,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:39,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:39,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:39,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:39,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:30:39,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:39,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:39,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:30:39,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:39,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:39,229 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-26 07:30:39,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:39,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:39,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:39,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:30:39,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:39,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:39,242 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-26 07:30:39,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:39,258 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:30:39,258 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-03-26 07:30:39,258 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261779805] [2021-03-26 07:30:39,259 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 07:30:39,259 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:30:39,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 07:30:39,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-26 07:30:39,261 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 46 [2021-03-26 07:30:39,261 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 98 transitions, 985 flow. Second operand has 7 states, 7 states have (on average 18.142857142857142) internal successors, (127), 7 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:39,261 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:30:39,261 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 46 [2021-03-26 07:30:39,261 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:30:39,478 INFO L129 PetriNetUnfolder]: 184/409 cut-off events. [2021-03-26 07:30:39,478 INFO L130 PetriNetUnfolder]: For 3086/3105 co-relation queries the response was YES. [2021-03-26 07:30:39,480 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2265 conditions, 409 events. 184/409 cut-off events. For 3086/3105 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 2046 event pairs, 11 based on Foata normal form. 17/422 useless extension candidates. Maximal degree in co-relation 2132. Up to 129 conditions per place. [2021-03-26 07:30:39,484 INFO L132 encePairwiseOnDemand]: 37/46 looper letters, 75 selfloop transitions, 78 changer transitions 0/160 dead transitions. [2021-03-26 07:30:39,484 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 80 places, 160 transitions, 1977 flow [2021-03-26 07:30:39,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-26 07:30:39,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-26 07:30:39,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 276 transitions. [2021-03-26 07:30:39,486 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.46153846153846156 [2021-03-26 07:30:39,486 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 276 transitions. [2021-03-26 07:30:39,486 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 276 transitions. [2021-03-26 07:30:39,487 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:30:39,487 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 276 transitions. [2021-03-26 07:30:39,488 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 21.23076923076923) internal successors, (276), 13 states have internal predecessors, (276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:39,491 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 46.0) internal successors, (644), 14 states have internal predecessors, (644), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:39,491 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 46.0) internal successors, (644), 14 states have internal predecessors, (644), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:39,491 INFO L185 Difference]: Start difference. First operand has 68 places, 98 transitions, 985 flow. Second operand 13 states and 276 transitions. [2021-03-26 07:30:39,491 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 80 places, 160 transitions, 1977 flow [2021-03-26 07:30:39,504 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 79 places, 160 transitions, 1867 flow, removed 52 selfloop flow, removed 1 redundant places. [2021-03-26 07:30:39,510 INFO L241 Difference]: Finished difference. Result has 85 places, 138 transitions, 1628 flow [2021-03-26 07:30:39,510 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=887, PETRI_DIFFERENCE_MINUEND_PLACES=67, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=98, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=46, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=1628, PETRI_PLACES=85, PETRI_TRANSITIONS=138} [2021-03-26 07:30:39,511 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 63 predicate places. [2021-03-26 07:30:39,511 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:30:39,511 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 85 places, 138 transitions, 1628 flow [2021-03-26 07:30:39,511 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 85 places, 138 transitions, 1628 flow [2021-03-26 07:30:39,513 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 85 places, 138 transitions, 1628 flow [2021-03-26 07:30:39,549 INFO L129 PetriNetUnfolder]: 135/340 cut-off events. [2021-03-26 07:30:39,549 INFO L130 PetriNetUnfolder]: For 3300/3312 co-relation queries the response was YES. [2021-03-26 07:30:39,551 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1880 conditions, 340 events. 135/340 cut-off events. For 3300/3312 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 1813 event pairs, 8 based on Foata normal form. 5/336 useless extension candidates. Maximal degree in co-relation 1750. Up to 104 conditions per place. [2021-03-26 07:30:39,554 INFO L142 LiptonReduction]: Number of co-enabled transitions 318 [2021-03-26 07:30:39,578 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:30:39,578 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:30:39,578 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 67 [2021-03-26 07:30:39,579 INFO L480 AbstractCegarLoop]: Abstraction has has 85 places, 138 transitions, 1628 flow [2021-03-26 07:30:39,579 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 18.142857142857142) internal successors, (127), 7 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:39,579 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:30:39,579 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:30:39,795 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:39,796 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:30:39,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:30:39,796 INFO L82 PathProgramCache]: Analyzing trace with hash 546458420, now seen corresponding path program 2 times [2021-03-26 07:30:39,797 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:30:39,797 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536972038] [2021-03-26 07:30:39,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:30:39,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:39,818 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:30:39,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:39,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:39,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:39,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:39,843 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536972038] [2021-03-26 07:30:39,843 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [675891621] [2021-03-26 07:30:39,843 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:39,875 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 07:30:39,875 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:30:39,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-26 07:30:39,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:30:39,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:39,907 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-26 07:30:39,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:30:39,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:39,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:30:39,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:39,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:39,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:39,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:39,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:39,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:39,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:39,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:39,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:39,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:30:39,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:39,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:39,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:30:39,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:39,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:39,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:39,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:39,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:39,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:39,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:39,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:39,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:39,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:39,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:39,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:39,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:39,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:39,949 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:30:39,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:39,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:39,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:39,956 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:30:39,956 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-03-26 07:30:39,956 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325995417] [2021-03-26 07:30:39,956 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 07:30:39,956 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:30:39,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 07:30:39,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-26 07:30:39,959 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 46 [2021-03-26 07:30:39,959 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 138 transitions, 1628 flow. Second operand has 7 states, 7 states have (on average 18.142857142857142) internal successors, (127), 7 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:39,959 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:30:39,959 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 46 [2021-03-26 07:30:39,959 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:30:40,163 INFO L129 PetriNetUnfolder]: 188/438 cut-off events. [2021-03-26 07:30:40,164 INFO L130 PetriNetUnfolder]: For 4159/4175 co-relation queries the response was YES. [2021-03-26 07:30:40,166 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2705 conditions, 438 events. 188/438 cut-off events. For 4159/4175 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 2323 event pairs, 16 based on Foata normal form. 20/454 useless extension candidates. Maximal degree in co-relation 2552. Up to 137 conditions per place. [2021-03-26 07:30:40,170 INFO L132 encePairwiseOnDemand]: 37/46 looper letters, 81 selfloop transitions, 83 changer transitions 0/171 dead transitions. [2021-03-26 07:30:40,170 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 171 transitions, 2389 flow [2021-03-26 07:30:40,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-26 07:30:40,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-26 07:30:40,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 221 transitions. [2021-03-26 07:30:40,172 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.48043478260869565 [2021-03-26 07:30:40,172 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 221 transitions. [2021-03-26 07:30:40,172 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 221 transitions. [2021-03-26 07:30:40,172 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:30:40,172 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 221 transitions. [2021-03-26 07:30:40,173 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 22.1) internal successors, (221), 10 states have internal predecessors, (221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:40,174 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 46.0) internal successors, (506), 11 states have internal predecessors, (506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:40,174 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 46.0) internal successors, (506), 11 states have internal predecessors, (506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:40,174 INFO L185 Difference]: Start difference. First operand has 85 places, 138 transitions, 1628 flow. Second operand 10 states and 221 transitions. [2021-03-26 07:30:40,174 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 171 transitions, 2389 flow [2021-03-26 07:30:40,196 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 91 places, 171 transitions, 2193 flow, removed 90 selfloop flow, removed 3 redundant places. [2021-03-26 07:30:40,199 INFO L241 Difference]: Finished difference. Result has 94 places, 145 transitions, 1822 flow [2021-03-26 07:30:40,200 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=1464, PETRI_DIFFERENCE_MINUEND_PLACES=82, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=138, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=76, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=59, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1822, PETRI_PLACES=94, PETRI_TRANSITIONS=145} [2021-03-26 07:30:40,200 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 72 predicate places. [2021-03-26 07:30:40,200 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:30:40,200 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 94 places, 145 transitions, 1822 flow [2021-03-26 07:30:40,200 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 94 places, 145 transitions, 1822 flow [2021-03-26 07:30:40,202 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 94 places, 145 transitions, 1822 flow [2021-03-26 07:30:40,243 INFO L129 PetriNetUnfolder]: 138/381 cut-off events. [2021-03-26 07:30:40,244 INFO L130 PetriNetUnfolder]: For 3379/3393 co-relation queries the response was YES. [2021-03-26 07:30:40,246 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2081 conditions, 381 events. 138/381 cut-off events. For 3379/3393 co-relation queries the response was YES. Maximal size of possible extension queue 46. Compared 2262 event pairs, 9 based on Foata normal form. 6/380 useless extension candidates. Maximal degree in co-relation 1924. Up to 111 conditions per place. [2021-03-26 07:30:40,250 INFO L142 LiptonReduction]: Number of co-enabled transitions 334 [2021-03-26 07:30:40,278 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:30:40,278 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:30:40,279 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 79 [2021-03-26 07:30:40,279 INFO L480 AbstractCegarLoop]: Abstraction has has 94 places, 145 transitions, 1822 flow [2021-03-26 07:30:40,280 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 18.142857142857142) internal successors, (127), 7 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:40,280 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:30:40,280 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:30:40,504 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-03-26 07:30:40,504 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:30:40,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:30:40,505 INFO L82 PathProgramCache]: Analyzing trace with hash -366149490, now seen corresponding path program 3 times [2021-03-26 07:30:40,505 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:30:40,505 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364229988] [2021-03-26 07:30:40,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:30:40,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:40,545 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:30:40,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:40,554 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-03-26 07:30:40,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:40,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:40,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:40,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:40,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:40,577 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364229988] [2021-03-26 07:30:40,577 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1618999280] [2021-03-26 07:30:40,577 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) [2021-03-26 07:30:40,616 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-26 07:30:40,617 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:40,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-26 07:30:40,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:30:40,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:40,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:40,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:40,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:40,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:40,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:40,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:40,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:40,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:40,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:40,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:40,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:40,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:40,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:40,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:40,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:40,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:40,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:40,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:40,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:40,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:40,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:40,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:40,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:40,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:40,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:40,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:40,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:40,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:40,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:40,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:40,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:40,687 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 07:30:40,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:40,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:40,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:40,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:30:40,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:40,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:40,699 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:30:40,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:40,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:40,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:40,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:40,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:40,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:40,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:40,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:40,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:40,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:40,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:40,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:40,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:40,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:40,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:40,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:40,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:40,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:40,708 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:30:40,708 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-03-26 07:30:40,708 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256255188] [2021-03-26 07:30:40,709 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-26 07:30:40,709 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:30:40,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-26 07:30:40,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-03-26 07:30:40,710 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 46 [2021-03-26 07:30:40,711 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 94 places, 145 transitions, 1822 flow. Second operand has 9 states, 9 states have (on average 18.11111111111111) internal successors, (163), 9 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:40,711 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:30:40,711 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 46 [2021-03-26 07:30:40,711 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:30:40,912 INFO L129 PetriNetUnfolder]: 267/614 cut-off events. [2021-03-26 07:30:40,912 INFO L130 PetriNetUnfolder]: For 6655/6671 co-relation queries the response was YES. [2021-03-26 07:30:40,916 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3974 conditions, 614 events. 267/614 cut-off events. For 6655/6671 co-relation queries the response was YES. Maximal size of possible extension queue 61. Compared 3545 event pairs, 31 based on Foata normal form. 13/624 useless extension candidates. Maximal degree in co-relation 3778. Up to 307 conditions per place. [2021-03-26 07:30:40,920 INFO L132 encePairwiseOnDemand]: 38/46 looper letters, 130 selfloop transitions, 68 changer transitions 1/206 dead transitions. [2021-03-26 07:30:40,921 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 206 transitions, 3052 flow [2021-03-26 07:30:40,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-26 07:30:40,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-26 07:30:40,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 177 transitions. [2021-03-26 07:30:40,922 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.48097826086956524 [2021-03-26 07:30:40,922 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 177 transitions. [2021-03-26 07:30:40,922 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 177 transitions. [2021-03-26 07:30:40,922 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:30:40,922 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 177 transitions. [2021-03-26 07:30:40,924 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 22.125) internal successors, (177), 8 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:40,925 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 46.0) internal successors, (414), 9 states have internal predecessors, (414), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:40,925 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 46.0) internal successors, (414), 9 states have internal predecessors, (414), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:40,925 INFO L185 Difference]: Start difference. First operand has 94 places, 145 transitions, 1822 flow. Second operand 8 states and 177 transitions. [2021-03-26 07:30:40,925 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 206 transitions, 3052 flow [2021-03-26 07:30:40,954 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 206 transitions, 2918 flow, removed 17 selfloop flow, removed 7 redundant places. [2021-03-26 07:30:40,960 INFO L241 Difference]: Finished difference. Result has 98 places, 176 transitions, 2283 flow [2021-03-26 07:30:40,960 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=1718, PETRI_DIFFERENCE_MINUEND_PLACES=87, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=145, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=43, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=85, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=2283, PETRI_PLACES=98, PETRI_TRANSITIONS=176} [2021-03-26 07:30:40,960 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 76 predicate places. [2021-03-26 07:30:40,960 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:30:40,960 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 98 places, 176 transitions, 2283 flow [2021-03-26 07:30:40,961 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 98 places, 176 transitions, 2283 flow [2021-03-26 07:30:40,962 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 98 places, 176 transitions, 2283 flow [2021-03-26 07:30:40,987 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([94] L22-1-->thread1EXIT: Formula: (not (< v_i_11 v_N_7)) InVars {N=v_N_7, i=v_i_11} OutVars{N=v_N_7, i=v_i_11} AuxVars[] AssignedVars[][81], [Black: 187#(and (<= (+ j k 1) (+ M i)) (<= k (+ M 1)) (< (+ j 1) N) (<= (+ j 1) M)), Black: 156#(and (<= k (+ M 1)) (< (+ j 1) N)), Black: 448#(and (<= k (+ M 1)) (<= j i) (< (+ j 1) N) (<= (+ j 1) M)), Black: 173#(and (<= k M) (= j i) (<= (+ j k 1) (+ N M))), Black: 175#(and (<= (+ j 1) i) (<= k M) (<= (+ j k 1) (+ N M))), Black: 418#(and (<= k (+ M 1)) (<= j i)), Black: 446#(and (<= k (+ M 1)) (<= j i) (< (+ j 1) N)), Black: 399#(and (<= k (+ M 1)) (= j i)), Black: 342#(<= k i), 202#true, Black: 391#(and (<= k i) (<= (+ k 1) N)), 10#L33-1true, Black: 343#(<= k (+ i 1)), Black: 256#(and (<= k i) (<= k M) (<= j i) (<= (+ k 1) N)), 396#true, Black: 277#true, 13#thread1EXITtrue, Black: 208#(<= (+ k 1) N), Black: 258#(and (<= k M) (<= j i) (<= (+ k 1) N) (<= (+ k 1) i)), Black: 325#(and (<= k M) (<= j i) (<= N (+ i 1))), 14#L62true, Black: 260#(and (<= (+ k 1) N) (<= (+ k 1) i)), Black: 327#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 264#(and (<= k i) (<= (+ k 1) N)), Black: 280#(<= k i), Black: 266#(and (<= (+ k 2) N) (<= (+ k 1) i)), Black: 281#(<= k (+ i 1)), Black: 250#(and (<= k M) (= j i) (<= (+ k 1) N)), Black: 252#(and (<= k M) (<= j i) (<= (+ k 1) N)), Black: 205#(<= k i), 282#(<= N (+ i 1)), 26#thread3EXITtrue, 44#(<= (+ M 1) N), Black: 47#(and (<= (+ k 1) N) (<= (+ M 1) N)), Black: 105#(and (or (not (= l 0)) (= (select A l) (select B l))) (or (= l 0) (< 0 l)) (exists ((v_k_23 Int)) (and (= (select A v_k_23) (select B v_k_23)) (< v_k_23 N) (<= 0 v_k_23))) (<= 0 k) (<= i 1) (< l N) (< k N)), Black: 111#(and (or (not (= l 0)) (= (select A l) (select B l))) (or (= l 0) (< 0 l)) (exists ((v_k_23 Int)) (and (= (select A v_k_23) (select B v_k_23)) (< v_k_23 N) (<= 0 v_k_23))) (<= i 1) (< l N)), Black: 52#(and (<= 1 N) (= j i) (= j 0)), Black: 53#(<= (+ i 1) N), 57#true, 122#true, Black: 179#(and (<= k M) (<= j i) (<= (+ j k 1) (+ N M))), Black: 132#(and (<= k M) (<= j i)), Black: 183#(and (<= k (+ M 1)) (< (+ j 1) N) (<= (+ j 1) M))]) [2021-03-26 07:30:40,988 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-26 07:30:40,988 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-26 07:30:40,988 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-26 07:30:40,988 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-26 07:30:41,020 INFO L129 PetriNetUnfolder]: 200/529 cut-off events. [2021-03-26 07:30:41,020 INFO L130 PetriNetUnfolder]: For 5833/5868 co-relation queries the response was YES. [2021-03-26 07:30:41,023 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3149 conditions, 529 events. 200/529 cut-off events. For 5833/5868 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 3353 event pairs, 17 based on Foata normal form. 1/501 useless extension candidates. Maximal degree in co-relation 2949. Up to 157 conditions per place. [2021-03-26 07:30:41,028 INFO L142 LiptonReduction]: Number of co-enabled transitions 426 [2021-03-26 07:30:41,047 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:30:41,047 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:30:41,047 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 87 [2021-03-26 07:30:41,048 INFO L480 AbstractCegarLoop]: Abstraction has has 98 places, 176 transitions, 2283 flow [2021-03-26 07:30:41,048 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 18.11111111111111) internal successors, (163), 9 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:41,048 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:30:41,048 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:30:41,263 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:41,264 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:30:41,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:30:41,264 INFO L82 PathProgramCache]: Analyzing trace with hash -2061302002, now seen corresponding path program 4 times [2021-03-26 07:30:41,264 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:30:41,264 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456157981] [2021-03-26 07:30:41,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:30:41,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:41,277 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:30:41,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:41,282 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-03-26 07:30:41,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:41,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:41,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:41,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:41,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:41,301 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456157981] [2021-03-26 07:30:41,301 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [678407513] [2021-03-26 07:30:41,301 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 [2021-03-26 07:30:41,338 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-26 07:30:41,338 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:30:41,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-26 07:30:41,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:30:41,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:41,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:41,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:41,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:41,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:41,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:41,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:41,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:41,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:41,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:41,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:41,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:41,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:41,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:41,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:41,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:41,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:41,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:41,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:41,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:41,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:41,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:41,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:41,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:41,388 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-03-26 07:30:41,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:41,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:41,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:41,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:30:41,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:41,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:41,400 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-26 07:30:41,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:41,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:41,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:41,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:30:41,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:41,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:41,407 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-26 07:30:41,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:41,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:41,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:41,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:41,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:41,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:41,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:41,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:41,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:41,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:41,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:41,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:41,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:41,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:41,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:41,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:41,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:41,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:41,415 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:30:41,415 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-26 07:30:41,417 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334968615] [2021-03-26 07:30:41,417 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 07:30:41,418 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:30:41,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 07:30:41,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-03-26 07:30:41,418 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 46 [2021-03-26 07:30:41,419 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 98 places, 176 transitions, 2283 flow. Second operand has 8 states, 8 states have (on average 18.125) internal successors, (145), 8 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:41,419 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:30:41,419 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 46 [2021-03-26 07:30:41,419 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:30:41,751 INFO L129 PetriNetUnfolder]: 267/634 cut-off events. [2021-03-26 07:30:41,751 INFO L130 PetriNetUnfolder]: For 7423/7439 co-relation queries the response was YES. [2021-03-26 07:30:41,755 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4244 conditions, 634 events. 267/634 cut-off events. For 7423/7439 co-relation queries the response was YES. Maximal size of possible extension queue 66. Compared 3774 event pairs, 9 based on Foata normal form. 17/648 useless extension candidates. Maximal degree in co-relation 4032. Up to 201 conditions per place. [2021-03-26 07:30:41,761 INFO L132 encePairwiseOnDemand]: 37/46 looper letters, 112 selfloop transitions, 128 changer transitions 2/249 dead transitions. [2021-03-26 07:30:41,761 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 114 places, 249 transitions, 3830 flow [2021-03-26 07:30:41,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-26 07:30:41,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-03-26 07:30:41,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 357 transitions. [2021-03-26 07:30:41,763 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.45652173913043476 [2021-03-26 07:30:41,763 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 357 transitions. [2021-03-26 07:30:41,763 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 357 transitions. [2021-03-26 07:30:41,764 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:30:41,764 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 357 transitions. [2021-03-26 07:30:41,765 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 21.0) internal successors, (357), 17 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) [2021-03-26 07:30:41,766 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 46.0) internal successors, (828), 18 states have internal predecessors, (828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:41,767 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 46.0) internal successors, (828), 18 states have internal predecessors, (828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:41,767 INFO L185 Difference]: Start difference. First operand has 98 places, 176 transitions, 2283 flow. Second operand 17 states and 357 transitions. [2021-03-26 07:30:41,767 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 114 places, 249 transitions, 3830 flow [2021-03-26 07:30:41,818 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 112 places, 249 transitions, 3733 flow, removed 37 selfloop flow, removed 2 redundant places. [2021-03-26 07:30:41,822 INFO L241 Difference]: Finished difference. Result has 118 places, 206 transitions, 3011 flow [2021-03-26 07:30:41,823 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=2222, PETRI_DIFFERENCE_MINUEND_PLACES=96, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=176, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=100, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=70, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=3011, PETRI_PLACES=118, PETRI_TRANSITIONS=206} [2021-03-26 07:30:41,823 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 96 predicate places. [2021-03-26 07:30:41,823 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:30:41,823 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 118 places, 206 transitions, 3011 flow [2021-03-26 07:30:41,824 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 118 places, 206 transitions, 3011 flow [2021-03-26 07:30:41,825 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 117 places, 206 transitions, 3011 flow [2021-03-26 07:30:41,888 INFO L129 PetriNetUnfolder]: 212/565 cut-off events. [2021-03-26 07:30:41,888 INFO L130 PetriNetUnfolder]: For 7839/7869 co-relation queries the response was YES. [2021-03-26 07:30:41,892 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3739 conditions, 565 events. 212/565 cut-off events. For 7839/7869 co-relation queries the response was YES. Maximal size of possible extension queue 67. Compared 3624 event pairs, 11 based on Foata normal form. 3/552 useless extension candidates. Maximal degree in co-relation 3521. Up to 154 conditions per place. [2021-03-26 07:30:41,901 INFO L142 LiptonReduction]: Number of co-enabled transitions 440 [2021-03-26 07:30:41,914 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:30:41,914 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:30:41,914 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 91 [2021-03-26 07:30:41,915 INFO L480 AbstractCegarLoop]: Abstraction has has 117 places, 206 transitions, 3011 flow [2021-03-26 07:30:41,915 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 18.125) internal successors, (145), 8 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:41,915 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:30:41,915 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:30:42,123 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:42,124 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:30:42,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:30:42,124 INFO L82 PathProgramCache]: Analyzing trace with hash -347715464, now seen corresponding path program 5 times [2021-03-26 07:30:42,124 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:30:42,124 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1265844972] [2021-03-26 07:30:42,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:30:42,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:42,141 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:30:42,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,147 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-03-26 07:30:42,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:42,153 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-03-26 07:30:42,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:42,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:42,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:42,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:42,167 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1265844972] [2021-03-26 07:30:42,167 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1019677303] [2021-03-26 07:30:42,167 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 [2021-03-26 07:30:42,192 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 07:30:42,192 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:30:42,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-26 07:30:42,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:30:42,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:42,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:42,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:42,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:42,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:42,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:42,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:42,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:42,232 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-03-26 07:30:42,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:42,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:42,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:42,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:42,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:42,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:42,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:42,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:42,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:42,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:42,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:42,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:42,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:42,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:30:42,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:42,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:42,261 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:30:42,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:42,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:42,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:42,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:42,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:42,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:42,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:42,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:42,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:42,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:42,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:42,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:42,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:42,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:42,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:42,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:42,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:42,269 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:30:42,269 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-03-26 07:30:42,270 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523869556] [2021-03-26 07:30:42,270 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-26 07:30:42,270 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:30:42,270 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-26 07:30:42,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-03-26 07:30:42,271 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 46 [2021-03-26 07:30:42,271 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 117 places, 206 transitions, 3011 flow. Second operand has 9 states, 9 states have (on average 18.11111111111111) internal successors, (163), 9 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:42,271 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:30:42,271 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 46 [2021-03-26 07:30:42,271 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:30:42,480 INFO L129 PetriNetUnfolder]: 265/624 cut-off events. [2021-03-26 07:30:42,480 INFO L130 PetriNetUnfolder]: For 9466/9482 co-relation queries the response was YES. [2021-03-26 07:30:42,484 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4676 conditions, 624 events. 265/624 cut-off events. For 9466/9482 co-relation queries the response was YES. Maximal size of possible extension queue 63. Compared 3710 event pairs, 20 based on Foata normal form. 13/634 useless extension candidates. Maximal degree in co-relation 4464. Up to 311 conditions per place. [2021-03-26 07:30:42,490 INFO L132 encePairwiseOnDemand]: 38/46 looper letters, 136 selfloop transitions, 99 changer transitions 1/243 dead transitions. [2021-03-26 07:30:42,490 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 125 places, 243 transitions, 4126 flow [2021-03-26 07:30:42,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-26 07:30:42,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-26 07:30:42,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 195 transitions. [2021-03-26 07:30:42,491 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.47101449275362317 [2021-03-26 07:30:42,491 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 195 transitions. [2021-03-26 07:30:42,491 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 195 transitions. [2021-03-26 07:30:42,491 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:30:42,491 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 195 transitions. [2021-03-26 07:30:42,492 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 21.666666666666668) internal successors, (195), 9 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:42,493 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 46.0) internal successors, (460), 10 states have internal predecessors, (460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:42,493 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 46.0) internal successors, (460), 10 states have internal predecessors, (460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:42,493 INFO L185 Difference]: Start difference. First operand has 117 places, 206 transitions, 3011 flow. Second operand 9 states and 195 transitions. [2021-03-26 07:30:42,493 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 125 places, 243 transitions, 4126 flow [2021-03-26 07:30:42,534 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 118 places, 243 transitions, 3893 flow, removed 93 selfloop flow, removed 7 redundant places. [2021-03-26 07:30:42,539 INFO L241 Difference]: Finished difference. Result has 121 places, 219 transitions, 3341 flow [2021-03-26 07:30:42,540 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=2865, PETRI_DIFFERENCE_MINUEND_PLACES=110, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=206, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=87, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=115, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=3341, PETRI_PLACES=121, PETRI_TRANSITIONS=219} [2021-03-26 07:30:42,541 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 99 predicate places. [2021-03-26 07:30:42,541 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:30:42,541 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 121 places, 219 transitions, 3341 flow [2021-03-26 07:30:42,541 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 121 places, 219 transitions, 3341 flow [2021-03-26 07:30:42,543 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 121 places, 219 transitions, 3341 flow [2021-03-26 07:30:42,579 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([94] L22-1-->thread1EXIT: Formula: (not (< v_i_11 v_N_7)) InVars {N=v_N_7, i=v_i_11} OutVars{N=v_N_7, i=v_i_11} AuxVars[] AssignedVars[][173], [Black: 513#(and (<= k (+ M 1)) (<= j i) (<= N (+ i 1))), Black: 505#(and (<= k (+ M 1)) (= j i) (<= k (+ i 1))), Black: 342#(<= k i), Black: 457#(and (<= k (+ M 1)) (= j i)), 10#L33-1true, Black: 391#(and (<= k i) (<= (+ k 1) N)), Black: 343#(<= k (+ i 1)), Black: 476#(and (<= k (+ M 1)) (<= j i)), 396#true, Black: 511#(and (<= k (+ M 1)) (<= j i) (<= k (+ i 1))), Black: 256#(and (<= k i) (<= k M) (<= j i) (<= (+ k 1) N)), 525#true, 13#thread1EXITtrue, Black: 208#(<= (+ k 1) N), Black: 258#(and (<= k M) (<= j i) (<= (+ k 1) N) (<= (+ k 1) i)), 14#L62true, Black: 260#(and (<= (+ k 1) N) (<= (+ k 1) i)), Black: 264#(and (<= k i) (<= (+ k 1) N)), Black: 266#(and (<= (+ k 2) N) (<= (+ k 1) i)), Black: 250#(and (<= k M) (= j i) (<= (+ k 1) N)), Black: 252#(and (<= k M) (<= j i) (<= (+ k 1) N)), Black: 205#(<= k i), 26#thread3EXITtrue, 282#(<= N (+ i 1)), 44#(<= (+ M 1) N), Black: 47#(and (<= (+ k 1) N) (<= (+ M 1) N)), Black: 52#(and (<= 1 N) (= j i) (= j 0)), Black: 53#(<= (+ i 1) N), 57#true, Black: 179#(and (<= k M) (<= j i) (<= (+ j k 1) (+ N M))), Black: 132#(and (<= k M) (<= j i)), Black: 183#(and (<= k (+ M 1)) (< (+ j 1) N) (<= (+ j 1) M)), Black: 187#(and (<= (+ j k 1) (+ M i)) (<= k (+ M 1)) (< (+ j 1) N) (<= (+ j 1) M)), Black: 528#(and (<= k (+ M 1)) (= j i)), Black: 156#(and (<= k (+ M 1)) (< (+ j 1) N)), Black: 448#(and (<= k (+ M 1)) (<= j i) (< (+ j 1) N) (<= (+ j 1) M)), Black: 173#(and (<= k M) (= j i) (<= (+ j k 1) (+ N M))), Black: 547#(and (<= k (+ M 1)) (<= j i)), Black: 175#(and (<= (+ j 1) i) (<= k M) (<= (+ j k 1) (+ N M))), Black: 418#(and (<= k (+ M 1)) (<= j i)), Black: 575#(and (<= N (+ M 1)) (<= k (+ M 1)) (<= j i) (<= (+ j 1) M)), Black: 446#(and (<= k (+ M 1)) (<= j i) (< (+ j 1) N)), Black: 399#(and (<= k (+ M 1)) (= j i)), 202#true, 459#(<= N (+ i 1)), Black: 277#true, Black: 325#(and (<= k M) (<= j i) (<= N (+ i 1))), Black: 327#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 280#(<= k i), Black: 281#(<= k (+ i 1)), Black: 105#(and (or (not (= l 0)) (= (select A l) (select B l))) (or (= l 0) (< 0 l)) (exists ((v_k_23 Int)) (and (= (select A v_k_23) (select B v_k_23)) (< v_k_23 N) (<= 0 v_k_23))) (<= 0 k) (<= i 1) (< l N) (< k N)), Black: 111#(and (or (not (= l 0)) (= (select A l) (select B l))) (or (= l 0) (< 0 l)) (exists ((v_k_23 Int)) (and (= (select A v_k_23) (select B v_k_23)) (< v_k_23 N) (<= 0 v_k_23))) (<= i 1) (< l N)), 122#true]) [2021-03-26 07:30:42,579 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-26 07:30:42,579 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-26 07:30:42,579 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-26 07:30:42,579 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-26 07:30:42,584 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([94] L22-1-->thread1EXIT: Formula: (not (< v_i_11 v_N_7)) InVars {N=v_N_7, i=v_i_11} OutVars{N=v_N_7, i=v_i_11} AuxVars[] AssignedVars[][173], [Black: 513#(and (<= k (+ M 1)) (<= j i) (<= N (+ i 1))), Black: 505#(and (<= k (+ M 1)) (= j i) (<= k (+ i 1))), Black: 342#(<= k i), Black: 457#(and (<= k (+ M 1)) (= j i)), Black: 391#(and (<= k i) (<= (+ k 1) N)), Black: 343#(<= k (+ i 1)), Black: 476#(and (<= k (+ M 1)) (<= j i)), 12#thread2EXITtrue, 396#true, Black: 511#(and (<= k (+ M 1)) (<= j i) (<= k (+ i 1))), Black: 256#(and (<= k i) (<= k M) (<= j i) (<= (+ k 1) N)), 525#true, 13#thread1EXITtrue, Black: 208#(<= (+ k 1) N), Black: 258#(and (<= k M) (<= j i) (<= (+ k 1) N) (<= (+ k 1) i)), 14#L62true, Black: 260#(and (<= (+ k 1) N) (<= (+ k 1) i)), Black: 264#(and (<= k i) (<= (+ k 1) N)), Black: 266#(and (<= (+ k 2) N) (<= (+ k 1) i)), Black: 250#(and (<= k M) (= j i) (<= (+ k 1) N)), Black: 252#(and (<= k M) (<= j i) (<= (+ k 1) N)), Black: 205#(<= k i), 26#thread3EXITtrue, 282#(<= N (+ i 1)), 44#(<= (+ M 1) N), Black: 47#(and (<= (+ k 1) N) (<= (+ M 1) N)), Black: 52#(and (<= 1 N) (= j i) (= j 0)), Black: 53#(<= (+ i 1) N), 57#true, Black: 179#(and (<= k M) (<= j i) (<= (+ j k 1) (+ N M))), Black: 132#(and (<= k M) (<= j i)), Black: 183#(and (<= k (+ M 1)) (< (+ j 1) N) (<= (+ j 1) M)), Black: 187#(and (<= (+ j k 1) (+ M i)) (<= k (+ M 1)) (< (+ j 1) N) (<= (+ j 1) M)), Black: 528#(and (<= k (+ M 1)) (= j i)), Black: 156#(and (<= k (+ M 1)) (< (+ j 1) N)), Black: 448#(and (<= k (+ M 1)) (<= j i) (< (+ j 1) N) (<= (+ j 1) M)), Black: 173#(and (<= k M) (= j i) (<= (+ j k 1) (+ N M))), Black: 547#(and (<= k (+ M 1)) (<= j i)), Black: 575#(and (<= N (+ M 1)) (<= k (+ M 1)) (<= j i) (<= (+ j 1) M)), Black: 418#(and (<= k (+ M 1)) (<= j i)), Black: 175#(and (<= (+ j 1) i) (<= k M) (<= (+ j k 1) (+ N M))), Black: 446#(and (<= k (+ M 1)) (<= j i) (< (+ j 1) N)), Black: 399#(and (<= k (+ M 1)) (= j i)), 202#true, 459#(<= N (+ i 1)), Black: 277#true, Black: 325#(and (<= k M) (<= j i) (<= N (+ i 1))), Black: 327#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 280#(<= k i), Black: 281#(<= k (+ i 1)), Black: 105#(and (or (not (= l 0)) (= (select A l) (select B l))) (or (= l 0) (< 0 l)) (exists ((v_k_23 Int)) (and (= (select A v_k_23) (select B v_k_23)) (< v_k_23 N) (<= 0 v_k_23))) (<= 0 k) (<= i 1) (< l N) (< k N)), Black: 111#(and (or (not (= l 0)) (= (select A l) (select B l))) (or (= l 0) (< 0 l)) (exists ((v_k_23 Int)) (and (= (select A v_k_23) (select B v_k_23)) (< v_k_23 N) (<= 0 v_k_23))) (<= i 1) (< l N)), 122#true]) [2021-03-26 07:30:42,584 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-03-26 07:30:42,584 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-26 07:30:42,584 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-26 07:30:42,584 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-26 07:30:42,607 INFO L129 PetriNetUnfolder]: 216/578 cut-off events. [2021-03-26 07:30:42,607 INFO L130 PetriNetUnfolder]: For 7931/7959 co-relation queries the response was YES. [2021-03-26 07:30:42,611 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3880 conditions, 578 events. 216/578 cut-off events. For 7931/7959 co-relation queries the response was YES. Maximal size of possible extension queue 66. Compared 3743 event pairs, 7 based on Foata normal form. 0/564 useless extension candidates. Maximal degree in co-relation 3648. Up to 155 conditions per place. [2021-03-26 07:30:42,617 INFO L142 LiptonReduction]: Number of co-enabled transitions 462 [2021-03-26 07:30:42,632 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:30:42,632 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:30:42,632 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 91 [2021-03-26 07:30:42,632 INFO L480 AbstractCegarLoop]: Abstraction has has 121 places, 219 transitions, 3341 flow [2021-03-26 07:30:42,633 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 18.11111111111111) internal successors, (163), 9 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:42,633 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:30:42,633 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:30:42,856 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-03-26 07:30:42,856 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:30:42,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:30:42,857 INFO L82 PathProgramCache]: Analyzing trace with hash -1205995348, now seen corresponding path program 6 times [2021-03-26 07:30:42,857 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:30:42,857 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038334823] [2021-03-26 07:30:42,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:30:42,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:42,888 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:30:42,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,893 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-03-26 07:30:42,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:42,901 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-03-26 07:30:42,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:42,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:42,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:42,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:42,914 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038334823] [2021-03-26 07:30:42,914 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [250878297] [2021-03-26 07:30:42,914 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 [2021-03-26 07:30:42,943 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-03-26 07:30:42,943 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:30:42,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-26 07:30:42,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:30:42,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:42,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:42,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:42,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:42,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:42,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:42,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:42,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:42,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:42,984 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-03-26 07:30:42,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:42,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:42,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:42,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:42,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:42,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:42,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:42,999 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-03-26 07:30:43,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:43,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:43,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:43,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:30:43,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:43,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:43,005 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-26 07:30:43,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:43,013 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:30:43,013 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-03-26 07:30:43,014 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377760129] [2021-03-26 07:30:43,016 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-26 07:30:43,016 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:30:43,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-26 07:30:43,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-03-26 07:30:43,016 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 46 [2021-03-26 07:30:43,017 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 121 places, 219 transitions, 3341 flow. Second operand has 9 states, 9 states have (on average 18.11111111111111) internal successors, (163), 9 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:43,017 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:30:43,017 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 46 [2021-03-26 07:30:43,017 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:30:43,324 INFO L129 PetriNetUnfolder]: 264/626 cut-off events. [2021-03-26 07:30:43,324 INFO L130 PetriNetUnfolder]: For 9093/9120 co-relation queries the response was YES. [2021-03-26 07:30:43,328 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4735 conditions, 626 events. 264/626 cut-off events. For 9093/9120 co-relation queries the response was YES. Maximal size of possible extension queue 66. Compared 3719 event pairs, 9 based on Foata normal form. 15/638 useless extension candidates. Maximal degree in co-relation 4513. Up to 182 conditions per place. [2021-03-26 07:30:43,334 INFO L132 encePairwiseOnDemand]: 37/46 looper letters, 116 selfloop transitions, 129 changer transitions 1/253 dead transitions. [2021-03-26 07:30:43,334 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 133 places, 253 transitions, 4357 flow [2021-03-26 07:30:43,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-26 07:30:43,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-26 07:30:43,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 277 transitions. [2021-03-26 07:30:43,335 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.46321070234113715 [2021-03-26 07:30:43,335 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 277 transitions. [2021-03-26 07:30:43,335 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 277 transitions. [2021-03-26 07:30:43,336 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:30:43,336 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 277 transitions. [2021-03-26 07:30:43,337 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 21.307692307692307) internal successors, (277), 13 states have internal predecessors, (277), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:43,338 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 46.0) internal successors, (644), 14 states have internal predecessors, (644), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:43,339 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 46.0) internal successors, (644), 14 states have internal predecessors, (644), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:43,340 INFO L185 Difference]: Start difference. First operand has 121 places, 219 transitions, 3341 flow. Second operand 13 states and 277 transitions. [2021-03-26 07:30:43,340 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 133 places, 253 transitions, 4357 flow [2021-03-26 07:30:43,381 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 131 places, 253 transitions, 4240 flow, removed 47 selfloop flow, removed 2 redundant places. [2021-03-26 07:30:43,386 INFO L241 Difference]: Finished difference. Result has 134 places, 224 transitions, 3674 flow [2021-03-26 07:30:43,386 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=3218, PETRI_DIFFERENCE_MINUEND_PLACES=119, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=218, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=123, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=93, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=3674, PETRI_PLACES=134, PETRI_TRANSITIONS=224} [2021-03-26 07:30:43,387 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 112 predicate places. [2021-03-26 07:30:43,387 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:30:43,387 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 134 places, 224 transitions, 3674 flow [2021-03-26 07:30:43,387 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 134 places, 224 transitions, 3674 flow [2021-03-26 07:30:43,389 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 133 places, 224 transitions, 3674 flow [2021-03-26 07:30:43,426 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([94] L22-1-->thread1EXIT: Formula: (not (< v_i_11 v_N_7)) InVars {N=v_N_7, i=v_i_11} OutVars{N=v_N_7, i=v_i_11} AuxVars[] AssignedVars[][126], [Black: 602#(and (<= k (+ M 1)) (<= j i)), Black: 513#(and (<= k (+ M 1)) (<= j i) (<= N (+ i 1))), Black: 505#(and (<= k (+ M 1)) (= j i) (<= k (+ i 1))), Black: 342#(<= k i), Black: 457#(and (<= k (+ M 1)) (= j i)), Black: 391#(and (<= k i) (<= (+ k 1) N)), Black: 343#(<= k (+ i 1)), Black: 476#(and (<= k (+ M 1)) (<= j i)), Black: 256#(and (<= k i) (<= k M) (<= j i) (<= (+ k 1) N)), 396#true, Black: 511#(and (<= k (+ M 1)) (<= j i) (<= k (+ i 1))), 12#thread2EXITtrue, 13#thread1EXITtrue, Black: 208#(<= (+ k 1) N), 525#true, Black: 258#(and (<= k M) (<= j i) (<= (+ k 1) N) (<= (+ k 1) i)), 14#L62true, Black: 260#(and (<= (+ k 1) N) (<= (+ k 1) i)), Black: 264#(and (<= k i) (<= (+ k 1) N)), Black: 266#(and (<= (+ k 2) N) (<= (+ k 1) i)), Black: 250#(and (<= k M) (= j i) (<= (+ k 1) N)), Black: 252#(and (<= k M) (<= j i) (<= (+ k 1) N)), Black: 205#(<= k i), 282#(<= N (+ i 1)), 26#thread3EXITtrue, 44#(<= (+ M 1) N), Black: 47#(and (<= (+ k 1) N) (<= (+ M 1) N)), Black: 52#(and (<= 1 N) (= j i) (= j 0)), Black: 53#(<= (+ i 1) N), 57#true, Black: 179#(and (<= k M) (<= j i) (<= (+ j k 1) (+ N M))), Black: 132#(and (<= k M) (<= j i)), Black: 183#(and (<= k (+ M 1)) (< (+ j 1) N) (<= (+ j 1) M)), Black: 187#(and (<= (+ j k 1) (+ M i)) (<= k (+ M 1)) (< (+ j 1) N) (<= (+ j 1) M)), Black: 156#(and (<= k (+ M 1)) (< (+ j 1) N)), Black: 528#(and (<= k (+ M 1)) (= j i)), Black: 547#(and (<= k (+ M 1)) (<= j i)), Black: 173#(and (<= k M) (= j i) (<= (+ j k 1) (+ N M))), Black: 448#(and (<= k (+ M 1)) (<= j i) (< (+ j 1) N) (<= (+ j 1) M)), Black: 418#(and (<= k (+ M 1)) (<= j i)), Black: 175#(and (<= (+ j 1) i) (<= k M) (<= (+ j k 1) (+ N M))), Black: 575#(and (<= N (+ M 1)) (<= k (+ M 1)) (<= j i) (<= (+ j 1) M)), Black: 446#(and (<= k (+ M 1)) (<= j i) (< (+ j 1) N)), Black: 399#(and (<= k (+ M 1)) (= j i)), 585#(<= N (+ i 1)), 202#true, 459#(<= N (+ i 1)), Black: 277#true, Black: 325#(and (<= k M) (<= j i) (<= N (+ i 1))), Black: 327#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 280#(<= k i), Black: 281#(<= k (+ i 1)), Black: 105#(and (or (not (= l 0)) (= (select A l) (select B l))) (or (= l 0) (< 0 l)) (exists ((v_k_23 Int)) (and (= (select A v_k_23) (select B v_k_23)) (< v_k_23 N) (<= 0 v_k_23))) (<= 0 k) (<= i 1) (< l N) (< k N)), Black: 111#(and (or (not (= l 0)) (= (select A l) (select B l))) (or (= l 0) (< 0 l)) (exists ((v_k_23 Int)) (and (= (select A v_k_23) (select B v_k_23)) (< v_k_23 N) (<= 0 v_k_23))) (<= i 1) (< l N)), 122#true, Black: 630#(and (<= N (+ M 1)) (<= k (+ M 1)) (= j i)), Black: 632#(and (<= N (+ M 1)) (<= k (+ M 1)) (<= j i))]) [2021-03-26 07:30:43,426 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-26 07:30:43,426 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-26 07:30:43,427 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-26 07:30:43,427 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-26 07:30:43,456 INFO L129 PetriNetUnfolder]: 210/557 cut-off events. [2021-03-26 07:30:43,456 INFO L130 PetriNetUnfolder]: For 8163/8211 co-relation queries the response was YES. [2021-03-26 07:30:43,460 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4005 conditions, 557 events. 210/557 cut-off events. For 8163/8211 co-relation queries the response was YES. Maximal size of possible extension queue 63. Compared 3542 event pairs, 7 based on Foata normal form. 8/551 useless extension candidates. Maximal degree in co-relation 3786. Up to 151 conditions per place. [2021-03-26 07:30:43,466 INFO L142 LiptonReduction]: Number of co-enabled transitions 466 [2021-03-26 07:30:43,481 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:30:43,482 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:30:43,482 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 95 [2021-03-26 07:30:43,482 INFO L480 AbstractCegarLoop]: Abstraction has has 133 places, 224 transitions, 3674 flow [2021-03-26 07:30:43,482 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 18.11111111111111) internal successors, (163), 9 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:43,482 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:30:43,483 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:30:43,703 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:43,704 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:30:43,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:30:43,704 INFO L82 PathProgramCache]: Analyzing trace with hash -1391257800, now seen corresponding path program 7 times [2021-03-26 07:30:43,704 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:30:43,704 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378609725] [2021-03-26 07:30:43,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:30:43,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:43,714 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:30:43,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:43,719 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-03-26 07:30:43,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:43,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:43,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:43,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:43,741 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378609725] [2021-03-26 07:30:43,741 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [580276346] [2021-03-26 07:30:43,741 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 [2021-03-26 07:30:43,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:43,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-26 07:30:43,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:30:43,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:43,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:43,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:43,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:43,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:43,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:43,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:43,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:43,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:43,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:43,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:43,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:43,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:43,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:43,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:43,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:43,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:43,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:43,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:43,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:43,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:43,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:43,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:43,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:43,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:43,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:43,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:43,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:43,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:43,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:43,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:43,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:43,828 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 07:30:43,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:43,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:43,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:43,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:30:43,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:43,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:43,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:43,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:43,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:43,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:43,839 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:30:43,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:43,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:43,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:43,848 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:30:43,848 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-03-26 07:30:43,848 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156033503] [2021-03-26 07:30:43,848 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-26 07:30:43,848 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:30:43,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-26 07:30:43,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-03-26 07:30:43,849 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 46 [2021-03-26 07:30:43,849 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 224 transitions, 3674 flow. Second operand has 9 states, 9 states have (on average 18.11111111111111) internal successors, (163), 9 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:43,849 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:30:43,849 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 46 [2021-03-26 07:30:43,849 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:30:44,084 INFO L129 PetriNetUnfolder]: 266/629 cut-off events. [2021-03-26 07:30:44,084 INFO L130 PetriNetUnfolder]: For 9437/9453 co-relation queries the response was YES. [2021-03-26 07:30:44,088 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4964 conditions, 629 events. 266/629 cut-off events. For 9437/9453 co-relation queries the response was YES. Maximal size of possible extension queue 64. Compared 3725 event pairs, 17 based on Foata normal form. 13/639 useless extension candidates. Maximal degree in co-relation 4738. Up to 253 conditions per place. [2021-03-26 07:30:44,093 INFO L132 encePairwiseOnDemand]: 38/46 looper letters, 139 selfloop transitions, 104 changer transitions 0/250 dead transitions. [2021-03-26 07:30:44,093 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 141 places, 250 transitions, 4631 flow [2021-03-26 07:30:44,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-26 07:30:44,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-26 07:30:44,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 199 transitions. [2021-03-26 07:30:44,095 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4806763285024155 [2021-03-26 07:30:44,095 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 199 transitions. [2021-03-26 07:30:44,095 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 199 transitions. [2021-03-26 07:30:44,096 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:30:44,096 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 199 transitions. [2021-03-26 07:30:44,097 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 22.11111111111111) internal successors, (199), 9 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:44,098 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 46.0) internal successors, (460), 10 states have internal predecessors, (460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:44,098 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 46.0) internal successors, (460), 10 states have internal predecessors, (460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:44,098 INFO L185 Difference]: Start difference. First operand has 133 places, 224 transitions, 3674 flow. Second operand 9 states and 199 transitions. [2021-03-26 07:30:44,098 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 141 places, 250 transitions, 4631 flow [2021-03-26 07:30:44,139 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 135 places, 250 transitions, 4439 flow, removed 18 selfloop flow, removed 6 redundant places. [2021-03-26 07:30:44,148 INFO L241 Difference]: Finished difference. Result has 137 places, 228 transitions, 3778 flow [2021-03-26 07:30:44,148 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=3491, PETRI_DIFFERENCE_MINUEND_PLACES=127, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=224, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=100, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=122, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=3778, PETRI_PLACES=137, PETRI_TRANSITIONS=228} [2021-03-26 07:30:44,148 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 115 predicate places. [2021-03-26 07:30:44,148 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:30:44,148 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 137 places, 228 transitions, 3778 flow [2021-03-26 07:30:44,149 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 137 places, 228 transitions, 3778 flow [2021-03-26 07:30:44,151 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 137 places, 228 transitions, 3778 flow [2021-03-26 07:30:44,186 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([94] L22-1-->thread1EXIT: Formula: (not (< v_i_11 v_N_7)) InVars {N=v_N_7, i=v_i_11} OutVars{N=v_N_7, i=v_i_11} AuxVars[] AssignedVars[][188], [Black: 602#(and (<= k (+ M 1)) (<= j i)), 641#true, Black: 513#(and (<= k (+ M 1)) (<= j i) (<= N (+ i 1))), Black: 505#(and (<= k (+ M 1)) (= j i) (<= k (+ i 1))), Black: 342#(<= k i), Black: 457#(and (<= k (+ M 1)) (= j i)), Black: 391#(and (<= k i) (<= (+ k 1) N)), Black: 476#(and (<= k (+ M 1)) (<= j i)), Black: 343#(<= k (+ i 1)), 396#true, 12#thread2EXITtrue, Black: 511#(and (<= k (+ M 1)) (<= j i) (<= k (+ i 1))), Black: 256#(and (<= k i) (<= k M) (<= j i) (<= (+ k 1) N)), 525#true, 13#thread1EXITtrue, Black: 208#(<= (+ k 1) N), Black: 258#(and (<= k M) (<= j i) (<= (+ k 1) N) (<= (+ k 1) i)), 14#L62true, Black: 260#(and (<= (+ k 1) N) (<= (+ k 1) i)), Black: 264#(and (<= k i) (<= (+ k 1) N)), Black: 266#(and (<= (+ k 2) N) (<= (+ k 1) i)), Black: 250#(and (<= k M) (= j i) (<= (+ k 1) N)), Black: 252#(and (<= k M) (<= j i) (<= (+ k 1) N)), Black: 205#(<= k i), 282#(<= N (+ i 1)), 26#thread3EXITtrue, 44#(<= (+ M 1) N), Black: 47#(and (<= (+ k 1) N) (<= (+ M 1) N)), Black: 52#(and (<= 1 N) (= j i) (= j 0)), Black: 53#(<= (+ i 1) N), 57#true, Black: 693#(and (<= k (+ M 1)) (<= j i) (< (+ j 1) N)), Black: 695#(and (<= k (+ M 1)) (<= j i) (< (+ j 1) N) (<= (+ k 1) N)), Black: 179#(and (<= k M) (<= j i) (<= (+ j k 1) (+ N M))), Black: 132#(and (<= k M) (<= j i)), Black: 183#(and (<= k (+ M 1)) (< (+ j 1) N) (<= (+ j 1) M)), Black: 187#(and (<= (+ j k 1) (+ M i)) (<= k (+ M 1)) (< (+ j 1) N) (<= (+ j 1) M)), Black: 528#(and (<= k (+ M 1)) (= j i)), Black: 156#(and (<= k (+ M 1)) (< (+ j 1) N)), Black: 448#(and (<= k (+ M 1)) (<= j i) (< (+ j 1) N) (<= (+ j 1) M)), Black: 547#(and (<= k (+ M 1)) (<= j i)), Black: 173#(and (<= k M) (= j i) (<= (+ j k 1) (+ N M))), Black: 575#(and (<= N (+ M 1)) (<= k (+ M 1)) (<= j i) (<= (+ j 1) M)), Black: 418#(and (<= k (+ M 1)) (<= j i)), Black: 175#(and (<= (+ j 1) i) (<= k M) (<= (+ j k 1) (+ N M))), Black: 446#(and (<= k (+ M 1)) (<= j i) (< (+ j 1) N)), Black: 399#(and (<= k (+ M 1)) (= j i)), 585#(<= N (+ i 1)), 202#true, 459#(<= N (+ i 1)), Black: 277#true, Black: 325#(and (<= k M) (<= j i) (<= N (+ i 1))), Black: 327#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 280#(<= k i), Black: 281#(<= k (+ i 1)), Black: 105#(and (or (not (= l 0)) (= (select A l) (select B l))) (or (= l 0) (< 0 l)) (exists ((v_k_23 Int)) (and (= (select A v_k_23) (select B v_k_23)) (< v_k_23 N) (<= 0 v_k_23))) (<= 0 k) (<= i 1) (< l N) (< k N)), Black: 111#(and (or (not (= l 0)) (= (select A l) (select B l))) (or (= l 0) (< 0 l)) (exists ((v_k_23 Int)) (and (= (select A v_k_23) (select B v_k_23)) (< v_k_23 N) (<= 0 v_k_23))) (<= i 1) (< l N)), 122#true, Black: 630#(and (<= N (+ M 1)) (<= k (+ M 1)) (= j i)), Black: 632#(and (<= N (+ M 1)) (<= k (+ M 1)) (<= j i))]) [2021-03-26 07:30:44,186 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-03-26 07:30:44,186 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-26 07:30:44,186 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-26 07:30:44,186 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-26 07:30:44,215 INFO L129 PetriNetUnfolder]: 217/577 cut-off events. [2021-03-26 07:30:44,215 INFO L130 PetriNetUnfolder]: For 8034/8073 co-relation queries the response was YES. [2021-03-26 07:30:44,219 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4140 conditions, 577 events. 217/577 cut-off events. For 8034/8073 co-relation queries the response was YES. Maximal size of possible extension queue 63. Compared 3708 event pairs, 6 based on Foata normal form. 7/568 useless extension candidates. Maximal degree in co-relation 3975. Up to 156 conditions per place. [2021-03-26 07:30:44,224 INFO L142 LiptonReduction]: Number of co-enabled transitions 476 [2021-03-26 07:30:44,240 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:30:44,240 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:30:44,240 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 92 [2021-03-26 07:30:44,241 INFO L480 AbstractCegarLoop]: Abstraction has has 137 places, 228 transitions, 3778 flow [2021-03-26 07:30:44,242 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 18.11111111111111) internal successors, (163), 9 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:44,242 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:30:44,242 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:30:44,462 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:44,465 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:30:44,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:30:44,465 INFO L82 PathProgramCache]: Analyzing trace with hash 2056717538, now seen corresponding path program 8 times [2021-03-26 07:30:44,465 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:30:44,465 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180674759] [2021-03-26 07:30:44,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:30:44,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:44,478 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:30:44,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:44,484 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-03-26 07:30:44,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:44,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:44,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:44,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:44,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:44,501 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180674759] [2021-03-26 07:30:44,501 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [159958088] [2021-03-26 07:30:44,501 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) [2021-03-26 07:30:44,524 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 07:30:44,524 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:30:44,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-26 07:30:44,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:30:44,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:44,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:44,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:44,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:44,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:44,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:44,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:44,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:44,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:44,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:44,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:44,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:44,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:44,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:44,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:44,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:44,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:44,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:44,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:44,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:44,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:44,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:44,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:44,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:44,560 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-03-26 07:30:44,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:44,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:44,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:44,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:30:44,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:44,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:44,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:44,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:44,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:44,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:44,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:44,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:44,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:44,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:44,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:44,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:44,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:44,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:44,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:44,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:44,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:44,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:44,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:44,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:44,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:44,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:44,583 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:30:44,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:44,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:44,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:44,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:44,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:44,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:44,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:44,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:44,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:44,586 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:30:44,586 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-26 07:30:44,587 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325169205] [2021-03-26 07:30:44,588 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 07:30:44,588 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:30:44,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 07:30:44,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-03-26 07:30:44,588 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 46 [2021-03-26 07:30:44,589 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 137 places, 228 transitions, 3778 flow. Second operand has 8 states, 8 states have (on average 18.125) internal successors, (145), 8 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:44,589 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:30:44,589 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 46 [2021-03-26 07:30:44,589 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:30:44,836 INFO L129 PetriNetUnfolder]: 264/636 cut-off events. [2021-03-26 07:30:44,836 INFO L130 PetriNetUnfolder]: For 9266/9293 co-relation queries the response was YES. [2021-03-26 07:30:44,841 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5001 conditions, 636 events. 264/636 cut-off events. For 9266/9293 co-relation queries the response was YES. Maximal size of possible extension queue 67. Compared 3832 event pairs, 10 based on Foata normal form. 20/653 useless extension candidates. Maximal degree in co-relation 4856. Up to 254 conditions per place. [2021-03-26 07:30:44,847 INFO L132 encePairwiseOnDemand]: 37/46 looper letters, 134 selfloop transitions, 115 changer transitions 0/256 dead transitions. [2021-03-26 07:30:44,847 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 149 places, 256 transitions, 4728 flow [2021-03-26 07:30:44,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-26 07:30:44,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-26 07:30:44,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 279 transitions. [2021-03-26 07:30:44,849 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4665551839464883 [2021-03-26 07:30:44,850 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 279 transitions. [2021-03-26 07:30:44,850 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 279 transitions. [2021-03-26 07:30:44,850 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:30:44,850 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 279 transitions. [2021-03-26 07:30:44,852 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 21.46153846153846) internal successors, (279), 13 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:44,853 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 46.0) internal successors, (644), 14 states have internal predecessors, (644), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:44,854 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 46.0) internal successors, (644), 14 states have internal predecessors, (644), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:44,854 INFO L185 Difference]: Start difference. First operand has 137 places, 228 transitions, 3778 flow. Second operand 13 states and 279 transitions. [2021-03-26 07:30:44,854 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 149 places, 256 transitions, 4728 flow [2021-03-26 07:30:44,893 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 143 places, 256 transitions, 4527 flow, removed 3 selfloop flow, removed 6 redundant places. [2021-03-26 07:30:44,898 INFO L241 Difference]: Finished difference. Result has 145 places, 229 transitions, 3899 flow [2021-03-26 07:30:44,899 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=3556, PETRI_DIFFERENCE_MINUEND_PLACES=131, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=227, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=113, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=113, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=3899, PETRI_PLACES=145, PETRI_TRANSITIONS=229} [2021-03-26 07:30:44,899 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 123 predicate places. [2021-03-26 07:30:44,899 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:30:44,899 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 145 places, 229 transitions, 3899 flow [2021-03-26 07:30:44,899 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 145 places, 229 transitions, 3899 flow [2021-03-26 07:30:44,901 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 145 places, 229 transitions, 3899 flow [2021-03-26 07:30:44,965 INFO L129 PetriNetUnfolder]: 212/570 cut-off events. [2021-03-26 07:30:44,965 INFO L130 PetriNetUnfolder]: For 7309/7329 co-relation queries the response was YES. [2021-03-26 07:30:44,972 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4127 conditions, 570 events. 212/570 cut-off events. For 7309/7329 co-relation queries the response was YES. Maximal size of possible extension queue 67. Compared 3669 event pairs, 5 based on Foata normal form. 4/563 useless extension candidates. Maximal degree in co-relation 4006. Up to 153 conditions per place. [2021-03-26 07:30:44,978 INFO L142 LiptonReduction]: Number of co-enabled transitions 478 [2021-03-26 07:30:44,992 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:30:44,992 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:30:44,992 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 93 [2021-03-26 07:30:44,995 INFO L480 AbstractCegarLoop]: Abstraction has has 145 places, 229 transitions, 3899 flow [2021-03-26 07:30:44,995 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 18.125) internal successors, (145), 8 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:44,996 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:30:44,996 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:30:45,211 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-03-26 07:30:45,212 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:30:45,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:30:45,212 INFO L82 PathProgramCache]: Analyzing trace with hash 825824431, now seen corresponding path program 4 times [2021-03-26 07:30:45,212 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:30:45,212 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299201299] [2021-03-26 07:30:45,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:30:45,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:45,235 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:30:45,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:45,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:45,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:45,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:45,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:45,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:45,264 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:45,264 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299201299] [2021-03-26 07:30:45,264 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1735538514] [2021-03-26 07:30:45,265 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:45,291 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-26 07:30:45,292 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:30:45,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 07:30:45,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:30:45,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:45,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:45,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:45,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:45,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:45,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:45,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:45,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:45,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:45,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:45,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:45,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:45,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:45,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:45,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:45,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:45,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:45,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:45,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:45,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:45,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:45,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:45,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:45,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:45,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:45,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:45,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:45,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:45,352 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-03-26 07:30:45,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:45,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:45,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:45,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:30:45,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:45,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:45,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:45,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:45,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:45,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:45,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:45,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:45,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:45,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:45,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:45,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:45,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:45,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:45,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:45,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:45,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:45,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:45,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:45,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:45,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:45,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:45,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:45,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:45,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:45,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:45,377 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:30:45,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:45,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:45,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:45,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:45,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:45,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:45,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:45,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:45,381 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:45,381 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:30:45,381 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-03-26 07:30:45,381 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738084246] [2021-03-26 07:30:45,382 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-26 07:30:45,382 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:30:45,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-26 07:30:45,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-03-26 07:30:45,383 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 46 [2021-03-26 07:30:45,383 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 145 places, 229 transitions, 3899 flow. Second operand has 10 states, 10 states have (on average 18.1) internal successors, (181), 10 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:45,383 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:30:45,383 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 46 [2021-03-26 07:30:45,383 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:30:45,604 INFO L129 PetriNetUnfolder]: 276/660 cut-off events. [2021-03-26 07:30:45,604 INFO L130 PetriNetUnfolder]: For 10207/10223 co-relation queries the response was YES. [2021-03-26 07:30:45,608 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5451 conditions, 660 events. 276/660 cut-off events. For 10207/10223 co-relation queries the response was YES. Maximal size of possible extension queue 72. Compared 4011 event pairs, 11 based on Foata normal form. 21/678 useless extension candidates. Maximal degree in co-relation 5308. Up to 385 conditions per place. [2021-03-26 07:30:45,614 INFO L132 encePairwiseOnDemand]: 39/46 looper letters, 189 selfloop transitions, 75 changer transitions 0/271 dead transitions. [2021-03-26 07:30:45,614 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 152 places, 271 transitions, 5268 flow [2021-03-26 07:30:45,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-26 07:30:45,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-26 07:30:45,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 174 transitions. [2021-03-26 07:30:45,615 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.47282608695652173 [2021-03-26 07:30:45,615 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 174 transitions. [2021-03-26 07:30:45,615 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 174 transitions. [2021-03-26 07:30:45,615 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:30:45,615 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 174 transitions. [2021-03-26 07:30:45,616 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 21.75) internal successors, (174), 8 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:45,616 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 46.0) internal successors, (414), 9 states have internal predecessors, (414), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:45,617 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 46.0) internal successors, (414), 9 states have internal predecessors, (414), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:45,617 INFO L185 Difference]: Start difference. First operand has 145 places, 229 transitions, 3899 flow. Second operand 8 states and 174 transitions. [2021-03-26 07:30:45,617 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 152 places, 271 transitions, 5268 flow [2021-03-26 07:30:45,666 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 143 places, 271 transitions, 5050 flow, removed 19 selfloop flow, removed 9 redundant places. [2021-03-26 07:30:45,671 INFO L241 Difference]: Finished difference. Result has 145 places, 249 transitions, 4371 flow [2021-03-26 07:30:45,671 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=3707, PETRI_DIFFERENCE_MINUEND_PLACES=136, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=228, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=54, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=159, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=4371, PETRI_PLACES=145, PETRI_TRANSITIONS=249} [2021-03-26 07:30:45,671 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 123 predicate places. [2021-03-26 07:30:45,672 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:30:45,672 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 145 places, 249 transitions, 4371 flow [2021-03-26 07:30:45,672 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 145 places, 249 transitions, 4371 flow [2021-03-26 07:30:45,674 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 145 places, 249 transitions, 4371 flow [2021-03-26 07:30:45,737 INFO L129 PetriNetUnfolder]: 229/608 cut-off events. [2021-03-26 07:30:45,738 INFO L130 PetriNetUnfolder]: For 8230/8248 co-relation queries the response was YES. [2021-03-26 07:30:45,771 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4515 conditions, 608 events. 229/608 cut-off events. For 8230/8248 co-relation queries the response was YES. Maximal size of possible extension queue 71. Compared 3972 event pairs, 8 based on Foata normal form. 1/603 useless extension candidates. Maximal degree in co-relation 4394. Up to 169 conditions per place. [2021-03-26 07:30:45,779 INFO L142 LiptonReduction]: Number of co-enabled transitions 526 [2021-03-26 07:30:45,794 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:30:45,794 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:30:45,794 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 122 [2021-03-26 07:30:45,794 INFO L480 AbstractCegarLoop]: Abstraction has has 145 places, 249 transitions, 4371 flow [2021-03-26 07:30:45,795 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 18.1) internal successors, (181), 10 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:45,795 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:30:45,795 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:30:46,016 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-03-26 07:30:46,016 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:30:46,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:30:46,017 INFO L82 PathProgramCache]: Analyzing trace with hash -1750708197, now seen corresponding path program 5 times [2021-03-26 07:30:46,017 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:30:46,017 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338794120] [2021-03-26 07:30:46,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:30:46,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:46,034 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:30:46,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:46,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:46,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:46,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:46,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,059 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:46,059 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338794120] [2021-03-26 07:30:46,059 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1180658905] [2021-03-26 07:30:46,059 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:46,080 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 07:30:46,080 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:30:46,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 07:30:46,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:30:46,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:46,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:46,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:46,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:46,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:46,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:46,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:46,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:46,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:46,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:46,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:46,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:46,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:46,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:46,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:46,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:46,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:46,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:46,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:46,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:46,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:46,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:46,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:46,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:46,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:46,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:46,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:46,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:46,159 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 07:30:46,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:46,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:46,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:46,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:30:46,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:46,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:46,172 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:30:46,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,181 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:46,181 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:30:46,181 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-03-26 07:30:46,181 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109319116] [2021-03-26 07:30:46,181 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-26 07:30:46,181 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:30:46,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-26 07:30:46,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-03-26 07:30:46,182 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 46 [2021-03-26 07:30:46,182 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 145 places, 249 transitions, 4371 flow. Second operand has 11 states, 11 states have (on average 18.181818181818183) internal successors, (200), 11 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:46,182 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:30:46,182 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 46 [2021-03-26 07:30:46,182 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:30:46,510 INFO L129 PetriNetUnfolder]: 280/667 cut-off events. [2021-03-26 07:30:46,510 INFO L130 PetriNetUnfolder]: For 10068/10123 co-relation queries the response was YES. [2021-03-26 07:30:46,514 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5511 conditions, 667 events. 280/667 cut-off events. For 10068/10123 co-relation queries the response was YES. Maximal size of possible extension queue 73. Compared 4072 event pairs, 11 based on Foata normal form. 47/714 useless extension candidates. Maximal degree in co-relation 5369. Up to 331 conditions per place. [2021-03-26 07:30:46,519 INFO L132 encePairwiseOnDemand]: 38/46 looper letters, 146 selfloop transitions, 125 changer transitions 0/278 dead transitions. [2021-03-26 07:30:46,520 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 157 places, 278 transitions, 5431 flow [2021-03-26 07:30:46,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-26 07:30:46,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-26 07:30:46,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 277 transitions. [2021-03-26 07:30:46,521 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.46321070234113715 [2021-03-26 07:30:46,521 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 277 transitions. [2021-03-26 07:30:46,521 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 277 transitions. [2021-03-26 07:30:46,521 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:30:46,521 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 277 transitions. [2021-03-26 07:30:46,522 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 21.307692307692307) internal successors, (277), 13 states have internal predecessors, (277), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:46,523 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 46.0) internal successors, (644), 14 states have internal predecessors, (644), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:46,523 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 46.0) internal successors, (644), 14 states have internal predecessors, (644), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:46,523 INFO L185 Difference]: Start difference. First operand has 145 places, 249 transitions, 4371 flow. Second operand 13 states and 277 transitions. [2021-03-26 07:30:46,523 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 157 places, 278 transitions, 5431 flow [2021-03-26 07:30:46,567 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 152 places, 278 transitions, 5295 flow, removed 12 selfloop flow, removed 5 redundant places. [2021-03-26 07:30:46,572 INFO L241 Difference]: Finished difference. Result has 159 places, 261 transitions, 4851 flow [2021-03-26 07:30:46,573 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=4218, PETRI_DIFFERENCE_MINUEND_PLACES=140, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=247, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=111, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=131, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=4851, PETRI_PLACES=159, PETRI_TRANSITIONS=261} [2021-03-26 07:30:46,573 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 137 predicate places. [2021-03-26 07:30:46,573 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:30:46,573 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 159 places, 261 transitions, 4851 flow [2021-03-26 07:30:46,573 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 159 places, 261 transitions, 4851 flow [2021-03-26 07:30:46,575 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 159 places, 261 transitions, 4851 flow [2021-03-26 07:30:46,597 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([94] L22-1-->thread1EXIT: Formula: (not (< v_i_11 v_N_7)) InVars {N=v_N_7, i=v_i_11} OutVars{N=v_N_7, i=v_i_11} AuxVars[] AssignedVars[][204], [Black: 883#(and (<= k M) (<= j i) (<= (+ k 1) N) (<= (+ j k 1) (+ N M))), Black: 602#(and (<= k (+ M 1)) (<= j i)), Black: 885#(and (<= (+ j k 1) (+ M i)) (<= (+ k 1) N) (<= (+ j k 1) (+ N M))), Black: 889#(and (<= (+ j k 1) (+ M i)) (<= k (+ M 1)) (< (+ j 1) N)), Black: 858#(and (<= k (+ M 1)) (< (+ j 1) N)), Black: 891#(and (<= k (+ M 1)) (< (+ j 1) N) (<= (+ k 1) N)), Black: 893#(and (<= (+ j k 1) (+ M i)) (<= k (+ M 1)) (< (+ j 1) N) (<= (+ k 1) N)), Black: 513#(and (<= k (+ M 1)) (<= j i) (<= N (+ i 1))), Black: 505#(and (<= k (+ M 1)) (= j i) (<= k (+ i 1))), Black: 457#(and (<= k (+ M 1)) (= j i)), Black: 342#(<= k i), Black: 391#(and (<= k i) (<= (+ k 1) N)), Black: 476#(and (<= k (+ M 1)) (<= j i)), Black: 343#(<= k (+ i 1)), 12#thread2EXITtrue, 396#true, Black: 511#(and (<= k (+ M 1)) (<= j i) (<= k (+ i 1))), Black: 256#(and (<= k i) (<= k M) (<= j i) (<= (+ k 1) N)), 525#true, 13#thread1EXITtrue, Black: 208#(<= (+ k 1) N), 14#L62true, Black: 258#(and (<= k M) (<= j i) (<= (+ k 1) N) (<= (+ k 1) i)), Black: 260#(and (<= (+ k 1) N) (<= (+ k 1) i)), Black: 264#(and (<= k i) (<= (+ k 1) N)), Black: 266#(and (<= (+ k 2) N) (<= (+ k 1) i)), Black: 250#(and (<= k M) (= j i) (<= (+ k 1) N)), Black: 252#(and (<= k M) (<= j i) (<= (+ k 1) N)), Black: 205#(<= k i), 26#thread3EXITtrue, 282#(<= N (+ i 1)), 44#(<= (+ M 1) N), Black: 47#(and (<= (+ k 1) N) (<= (+ M 1) N)), Black: 768#(<= (+ k 1) N), Black: 816#(and (<= (+ j 1) i) (<= k M) (< (+ j 1) N) (<= (+ k 1) N)), Black: 52#(and (<= 1 N) (= j i) (= j 0)), Black: 53#(<= (+ i 1) N), 824#true, Black: 693#(and (<= k (+ M 1)) (<= j i) (< (+ j 1) N)), 57#true, Black: 695#(and (<= k (+ M 1)) (<= j i) (< (+ j 1) N) (<= (+ k 1) N)), Black: 179#(and (<= k M) (<= j i) (<= (+ j k 1) (+ N M))), Black: 132#(and (<= k M) (<= j i)), Black: 183#(and (<= k (+ M 1)) (< (+ j 1) N) (<= (+ j 1) M)), Black: 187#(and (<= (+ j k 1) (+ M i)) (<= k (+ M 1)) (< (+ j 1) N) (<= (+ j 1) M)), Black: 528#(and (<= k (+ M 1)) (= j i)), Black: 156#(and (<= k (+ M 1)) (< (+ j 1) N)), Black: 448#(and (<= k (+ M 1)) (<= j i) (< (+ j 1) N) (<= (+ j 1) M)), Black: 173#(and (<= k M) (= j i) (<= (+ j k 1) (+ N M))), Black: 547#(and (<= k (+ M 1)) (<= j i)), Black: 418#(and (<= k (+ M 1)) (<= j i)), Black: 575#(and (<= N (+ M 1)) (<= k (+ M 1)) (<= j i) (<= (+ j 1) M)), Black: 175#(and (<= (+ j 1) i) (<= k M) (<= (+ j k 1) (+ N M))), Black: 446#(and (<= k (+ M 1)) (<= j i) (< (+ j 1) N)), Black: 399#(and (<= k (+ M 1)) (= j i)), 585#(<= N (+ i 1)), 202#true, 459#(<= N (+ i 1)), Black: 277#true, Black: 325#(and (<= k M) (<= j i) (<= N (+ i 1))), Black: 327#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 280#(<= k i), Black: 281#(<= k (+ i 1)), Black: 105#(and (or (not (= l 0)) (= (select A l) (select B l))) (or (= l 0) (< 0 l)) (exists ((v_k_23 Int)) (and (= (select A v_k_23) (select B v_k_23)) (< v_k_23 N) (<= 0 v_k_23))) (<= 0 k) (<= i 1) (< l N) (< k N)), Black: 111#(and (or (not (= l 0)) (= (select A l) (select B l))) (or (= l 0) (< 0 l)) (exists ((v_k_23 Int)) (and (= (select A v_k_23) (select B v_k_23)) (< v_k_23 N) (<= 0 v_k_23))) (<= i 1) (< l N)), Black: 721#(and (<= k (+ M 1)) (<= j i)), Black: 758#(and (<= k (+ M 1)) (<= j i) (<= k (+ i 1)) (<= (+ k 1) N)), 122#true, Black: 630#(and (<= N (+ M 1)) (<= k (+ M 1)) (= j i)), Black: 632#(and (<= N (+ M 1)) (<= k (+ M 1)) (<= j i)), Black: 881#(and (<= (+ k 1) N) (<= (+ j k 1) (+ N M)))]) [2021-03-26 07:30:46,598 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-26 07:30:46,598 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-26 07:30:46,598 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-26 07:30:46,598 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-26 07:30:46,628 INFO L129 PetriNetUnfolder]: 235/620 cut-off events. [2021-03-26 07:30:46,628 INFO L130 PetriNetUnfolder]: For 9424/9455 co-relation queries the response was YES. [2021-03-26 07:30:46,631 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4881 conditions, 620 events. 235/620 cut-off events. For 9424/9455 co-relation queries the response was YES. Maximal size of possible extension queue 74. Compared 4101 event pairs, 6 based on Foata normal form. 5/620 useless extension candidates. Maximal degree in co-relation 4729. Up to 176 conditions per place. [2021-03-26 07:30:46,635 INFO L142 LiptonReduction]: Number of co-enabled transitions 562 [2021-03-26 07:30:46,645 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:30:46,645 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:30:46,645 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 72 [2021-03-26 07:30:46,645 INFO L480 AbstractCegarLoop]: Abstraction has has 159 places, 261 transitions, 4851 flow [2021-03-26 07:30:46,645 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 18.181818181818183) internal successors, (200), 11 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:46,645 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:30:46,646 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:30:46,850 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-03-26 07:30:46,850 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:30:46,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:30:46,851 INFO L82 PathProgramCache]: Analyzing trace with hash 311807397, now seen corresponding path program 6 times [2021-03-26 07:30:46,851 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:30:46,851 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995672470] [2021-03-26 07:30:46,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:30:46,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:46,861 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:30:46,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:46,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:46,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:46,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:46,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,887 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:46,888 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995672470] [2021-03-26 07:30:46,888 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [956063133] [2021-03-26 07:30:46,888 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 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:46,917 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-03-26 07:30:46,917 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:30:46,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 07:30:46,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:30:46,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:46,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:46,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:46,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:46,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:46,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:46,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:46,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:46,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:46,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:46,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:46,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:46,951 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-03-26 07:30:46,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:46,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:46,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:46,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:30:46,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:46,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:46,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:46,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:46,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:46,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:46,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:46,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:46,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:46,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:46,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:46,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:46,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:46,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:46,963 INFO L142 QuantifierPusher]: treesize reduction 1, result has 87.5 percent of original size [2021-03-26 07:30:46,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:46,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:46,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:46,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:46,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:46,967 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 07:30:46,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:46,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:46,974 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:46,974 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:30:46,974 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-03-26 07:30:46,975 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919935263] [2021-03-26 07:30:46,978 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-26 07:30:46,979 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:30:46,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-26 07:30:46,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-03-26 07:30:46,979 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 46 [2021-03-26 07:30:46,979 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 159 places, 261 transitions, 4851 flow. Second operand has 9 states, 9 states have (on average 18.11111111111111) internal successors, (163), 9 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:46,979 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:30:46,979 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 46 [2021-03-26 07:30:46,979 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:30:47,237 INFO L129 PetriNetUnfolder]: 293/690 cut-off events. [2021-03-26 07:30:47,237 INFO L130 PetriNetUnfolder]: For 11783/11810 co-relation queries the response was YES. [2021-03-26 07:30:47,260 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6051 conditions, 690 events. 293/690 cut-off events. For 11783/11810 co-relation queries the response was YES. Maximal size of possible extension queue 76. Compared 4248 event pairs, 9 based on Foata normal form. 29/719 useless extension candidates. Maximal degree in co-relation 5902. Up to 224 conditions per place. [2021-03-26 07:30:47,265 INFO L132 encePairwiseOnDemand]: 38/46 looper letters, 143 selfloop transitions, 190 changer transitions 1/341 dead transitions. [2021-03-26 07:30:47,265 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 175 places, 341 transitions, 7018 flow [2021-03-26 07:30:47,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-26 07:30:47,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-03-26 07:30:47,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 352 transitions. [2021-03-26 07:30:47,269 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.45012787723785164 [2021-03-26 07:30:47,269 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 352 transitions. [2021-03-26 07:30:47,269 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 352 transitions. [2021-03-26 07:30:47,269 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:30:47,269 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 352 transitions. [2021-03-26 07:30:47,270 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 20.705882352941178) internal successors, (352), 17 states have internal predecessors, (352), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:47,271 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 46.0) internal successors, (828), 18 states have internal predecessors, (828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:47,271 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 46.0) internal successors, (828), 18 states have internal predecessors, (828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:47,271 INFO L185 Difference]: Start difference. First operand has 159 places, 261 transitions, 4851 flow. Second operand 17 states and 352 transitions. [2021-03-26 07:30:47,271 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 175 places, 341 transitions, 7018 flow [2021-03-26 07:30:47,318 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 170 places, 341 transitions, 6744 flow, removed 44 selfloop flow, removed 5 redundant places. [2021-03-26 07:30:47,324 INFO L241 Difference]: Finished difference. Result has 176 places, 321 transitions, 6432 flow [2021-03-26 07:30:47,325 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=4584, PETRI_DIFFERENCE_MINUEND_PLACES=154, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=258, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=135, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=109, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=6432, PETRI_PLACES=176, PETRI_TRANSITIONS=321} [2021-03-26 07:30:47,325 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 154 predicate places. [2021-03-26 07:30:47,325 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:30:47,325 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 176 places, 321 transitions, 6432 flow [2021-03-26 07:30:47,325 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 176 places, 321 transitions, 6432 flow [2021-03-26 07:30:47,328 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 176 places, 321 transitions, 6432 flow [2021-03-26 07:30:47,388 INFO L129 PetriNetUnfolder]: 260/651 cut-off events. [2021-03-26 07:30:47,388 INFO L130 PetriNetUnfolder]: For 12646/12666 co-relation queries the response was YES. [2021-03-26 07:30:47,392 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5630 conditions, 651 events. 260/651 cut-off events. For 12646/12666 co-relation queries the response was YES. Maximal size of possible extension queue 77. Compared 4210 event pairs, 3 based on Foata normal form. 0/646 useless extension candidates. Maximal degree in co-relation 5486. Up to 207 conditions per place. [2021-03-26 07:30:47,397 INFO L142 LiptonReduction]: Number of co-enabled transitions 610 [2021-03-26 07:30:47,411 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:30:47,411 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:30:47,411 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 86 [2021-03-26 07:30:47,411 INFO L480 AbstractCegarLoop]: Abstraction has has 176 places, 321 transitions, 6432 flow [2021-03-26 07:30:47,412 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 18.11111111111111) internal successors, (163), 9 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:47,412 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:30:47,412 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:30:47,615 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:47,615 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:30:47,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:30:47,615 INFO L82 PathProgramCache]: Analyzing trace with hash 146168263, now seen corresponding path program 7 times [2021-03-26 07:30:47,615 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:30:47,615 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432524141] [2021-03-26 07:30:47,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:30:47,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:47,639 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:30:47,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:47,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:47,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:47,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:47,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:47,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:47,660 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:47,660 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432524141] [2021-03-26 07:30:47,660 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [878316563] [2021-03-26 07:30:47,660 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:47,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:47,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 07:30:47,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:30:47,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:47,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:47,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:47,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:47,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:47,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:47,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:47,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:47,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:47,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:47,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:47,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:47,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:47,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:47,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:47,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:47,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:47,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:47,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:47,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:47,718 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-03-26 07:30:47,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:47,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:47,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:47,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:30:47,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:47,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:47,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:47,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:47,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:47,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:47,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:47,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:47,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:47,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:47,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:47,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:47,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:47,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:47,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:47,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:47,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:47,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:47,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:47,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:47,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:47,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:47,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:47,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:47,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:47,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:47,740 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:30:47,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:47,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:47,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:47,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:47,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:47,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:47,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:47,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:47,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:47,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:47,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:47,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:47,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:47,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:47,747 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:47,747 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:30:47,747 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-03-26 07:30:47,747 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758383750] [2021-03-26 07:30:47,747 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-26 07:30:47,748 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:30:47,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-26 07:30:47,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-03-26 07:30:47,748 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 46 [2021-03-26 07:30:47,748 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 176 places, 321 transitions, 6432 flow. Second operand has 9 states, 9 states have (on average 18.11111111111111) internal successors, (163), 9 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:47,748 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:30:47,749 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 46 [2021-03-26 07:30:47,749 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:30:48,033 INFO L129 PetriNetUnfolder]: 289/676 cut-off events. [2021-03-26 07:30:48,033 INFO L130 PetriNetUnfolder]: For 14317/14333 co-relation queries the response was YES. [2021-03-26 07:30:48,038 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6351 conditions, 676 events. 289/676 cut-off events. For 14317/14333 co-relation queries the response was YES. Maximal size of possible extension queue 76. Compared 4152 event pairs, 9 based on Foata normal form. 24/700 useless extension candidates. Maximal degree in co-relation 6200. Up to 268 conditions per place. [2021-03-26 07:30:48,043 INFO L132 encePairwiseOnDemand]: 38/46 looper letters, 170 selfloop transitions, 160 changer transitions 0/337 dead transitions. [2021-03-26 07:30:48,044 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 189 places, 337 transitions, 7365 flow [2021-03-26 07:30:48,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-26 07:30:48,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-03-26 07:30:48,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 299 transitions. [2021-03-26 07:30:48,045 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4642857142857143 [2021-03-26 07:30:48,045 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 299 transitions. [2021-03-26 07:30:48,045 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 299 transitions. [2021-03-26 07:30:48,045 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:30:48,045 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 299 transitions. [2021-03-26 07:30:48,046 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 21.357142857142858) internal successors, (299), 14 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) [2021-03-26 07:30:48,047 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 46.0) internal successors, (690), 15 states have internal predecessors, (690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:48,047 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 46.0) internal successors, (690), 15 states have internal predecessors, (690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:48,047 INFO L185 Difference]: Start difference. First operand has 176 places, 321 transitions, 6432 flow. Second operand 14 states and 299 transitions. [2021-03-26 07:30:48,047 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 189 places, 337 transitions, 7365 flow [2021-03-26 07:30:48,127 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 184 places, 337 transitions, 6944 flow, removed 182 selfloop flow, removed 5 redundant places. [2021-03-26 07:30:48,134 INFO L241 Difference]: Finished difference. Result has 186 places, 316 transitions, 6425 flow [2021-03-26 07:30:48,134 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=5920, PETRI_DIFFERENCE_MINUEND_PLACES=171, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=314, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=158, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=154, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=6425, PETRI_PLACES=186, PETRI_TRANSITIONS=316} [2021-03-26 07:30:48,134 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 164 predicate places. [2021-03-26 07:30:48,134 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:30:48,134 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 186 places, 316 transitions, 6425 flow [2021-03-26 07:30:48,135 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 186 places, 316 transitions, 6425 flow [2021-03-26 07:30:48,137 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 186 places, 316 transitions, 6425 flow [2021-03-26 07:30:48,206 INFO L129 PetriNetUnfolder]: 259/640 cut-off events. [2021-03-26 07:30:48,207 INFO L130 PetriNetUnfolder]: For 12523/12546 co-relation queries the response was YES. [2021-03-26 07:30:48,211 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5502 conditions, 640 events. 259/640 cut-off events. For 12523/12546 co-relation queries the response was YES. Maximal size of possible extension queue 76. Compared 4136 event pairs, 3 based on Foata normal form. 4/641 useless extension candidates. Maximal degree in co-relation 5359. Up to 204 conditions per place. [2021-03-26 07:30:48,217 INFO L142 LiptonReduction]: Number of co-enabled transitions 618 [2021-03-26 07:30:48,236 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:30:48,237 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:30:48,237 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 103 [2021-03-26 07:30:48,237 INFO L480 AbstractCegarLoop]: Abstraction has has 186 places, 316 transitions, 6425 flow [2021-03-26 07:30:48,237 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 18.11111111111111) internal successors, (163), 9 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:48,237 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:30:48,237 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:30:48,455 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-03-26 07:30:48,456 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:30:48,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:30:48,456 INFO L82 PathProgramCache]: Analyzing trace with hash 1198953793, now seen corresponding path program 8 times [2021-03-26 07:30:48,456 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:30:48,456 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540681025] [2021-03-26 07:30:48,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:30:48,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:48,472 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:30:48,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:48,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:48,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:48,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:48,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:48,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:48,493 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:48,493 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540681025] [2021-03-26 07:30:48,493 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1864659149] [2021-03-26 07:30:48,493 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:48,516 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 07:30:48,516 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:30:48,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 07:30:48,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:30:48,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:48,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:48,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:48,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:48,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:48,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:48,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:48,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:48,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:48,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:48,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:48,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:48,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:48,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:48,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:48,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:48,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,542 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:48,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:48,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:48,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:48,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:48,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:48,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:48,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:48,558 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-03-26 07:30:48,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:48,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:48,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:48,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:30:48,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:48,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:48,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:48,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:48,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:30:48,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:48,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:48,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:30:48,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:48,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:48,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:48,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:48,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:48,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:48,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:48,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:48,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:48,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:48,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:48,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:48,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:48,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:48,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:48,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:48,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:48,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:48,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:48,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:48,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:48,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:48,585 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:30:48,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:48,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:48,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:48,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:48,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:48,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:48,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:48,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:48,590 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:48,590 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:30:48,590 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-03-26 07:30:48,590 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281788267] [2021-03-26 07:30:48,591 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-26 07:30:48,591 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:30:48,591 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-26 07:30:48,591 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-03-26 07:30:48,591 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 46 [2021-03-26 07:30:48,592 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 186 places, 316 transitions, 6425 flow. Second operand has 9 states, 9 states have (on average 18.11111111111111) internal successors, (163), 9 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:48,592 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:30:48,592 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 46 [2021-03-26 07:30:48,592 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:30:48,906 INFO L129 PetriNetUnfolder]: 310/734 cut-off events. [2021-03-26 07:30:48,906 INFO L130 PetriNetUnfolder]: For 14969/14999 co-relation queries the response was YES. [2021-03-26 07:30:48,912 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6898 conditions, 734 events. 310/734 cut-off events. For 14969/14999 co-relation queries the response was YES. Maximal size of possible extension queue 86. Compared 4663 event pairs, 10 based on Foata normal form. 20/754 useless extension candidates. Maximal degree in co-relation 6748. Up to 425 conditions per place. [2021-03-26 07:30:48,918 INFO L132 encePairwiseOnDemand]: 38/46 looper letters, 226 selfloop transitions, 131 changer transitions 0/364 dead transitions. [2021-03-26 07:30:48,918 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 197 places, 364 transitions, 8247 flow [2021-03-26 07:30:48,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-26 07:30:48,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-03-26 07:30:48,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 256 transitions. [2021-03-26 07:30:48,923 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.463768115942029 [2021-03-26 07:30:48,923 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 256 transitions. [2021-03-26 07:30:48,923 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 256 transitions. [2021-03-26 07:30:48,923 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:30:48,923 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 256 transitions. [2021-03-26 07:30:48,924 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 21.333333333333332) internal successors, (256), 12 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:48,925 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 46.0) internal successors, (598), 13 states have internal predecessors, (598), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:48,925 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 46.0) internal successors, (598), 13 states have internal predecessors, (598), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:48,925 INFO L185 Difference]: Start difference. First operand has 186 places, 316 transitions, 6425 flow. Second operand 12 states and 256 transitions. [2021-03-26 07:30:48,925 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 197 places, 364 transitions, 8247 flow [2021-03-26 07:30:49,025 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 183 places, 364 transitions, 7857 flow, removed 4 selfloop flow, removed 14 redundant places. [2021-03-26 07:30:49,033 INFO L241 Difference]: Finished difference. Result has 187 places, 350 transitions, 7363 flow [2021-03-26 07:30:49,033 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=6036, PETRI_DIFFERENCE_MINUEND_PLACES=172, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=314, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=95, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=191, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=7363, PETRI_PLACES=187, PETRI_TRANSITIONS=350} [2021-03-26 07:30:49,033 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 165 predicate places. [2021-03-26 07:30:49,034 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:30:49,034 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 187 places, 350 transitions, 7363 flow [2021-03-26 07:30:49,034 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 187 places, 350 transitions, 7363 flow [2021-03-26 07:30:49,038 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 187 places, 350 transitions, 7363 flow [2021-03-26 07:30:49,136 INFO L129 PetriNetUnfolder]: 277/688 cut-off events. [2021-03-26 07:30:49,136 INFO L130 PetriNetUnfolder]: For 13935/13962 co-relation queries the response was YES. [2021-03-26 07:30:49,142 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6165 conditions, 688 events. 277/688 cut-off events. For 13935/13962 co-relation queries the response was YES. Maximal size of possible extension queue 83. Compared 4537 event pairs, 2 based on Foata normal form. 4/689 useless extension candidates. Maximal degree in co-relation 5994. Up to 222 conditions per place. [2021-03-26 07:30:49,149 INFO L142 LiptonReduction]: Number of co-enabled transitions 682 [2021-03-26 07:30:49,173 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:30:49,173 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:30:49,173 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 139 [2021-03-26 07:30:49,175 INFO L480 AbstractCegarLoop]: Abstraction has has 187 places, 350 transitions, 7363 flow [2021-03-26 07:30:49,175 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 18.11111111111111) internal successors, (163), 9 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:49,175 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:30:49,175 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:30:49,375 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-03-26 07:30:49,376 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:30:49,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:30:49,376 INFO L82 PathProgramCache]: Analyzing trace with hash 1832780491, now seen corresponding path program 9 times [2021-03-26 07:30:49,376 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:30:49,376 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700398176] [2021-03-26 07:30:49,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:30:49,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:49,391 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:30:49,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:49,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:49,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:49,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:49,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:49,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:49,413 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:49,413 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700398176] [2021-03-26 07:30:49,413 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [755488693] [2021-03-26 07:30:49,413 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:49,436 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-26 07:30:49,436 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:30:49,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 07:30:49,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:30:49,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:49,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:49,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:49,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:49,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:49,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:49,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:49,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:49,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:49,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:49,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:49,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,454 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:49,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:49,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:49,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:49,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:49,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:49,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:49,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:49,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:49,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:49,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:49,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:49,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:49,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:49,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:49,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:49,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:49,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:49,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:49,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:49,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:49,491 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 07:30:49,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:49,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:49,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:49,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:30:49,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:49,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:49,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,497 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:49,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:49,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:49,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:49,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:49,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:49,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:49,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:49,506 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:30:49,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:49,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:49,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:49,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:49,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:49,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:49,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:49,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:49,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:49,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:49,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:49,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:49,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:49,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:49,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:49,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:49,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:49,514 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:49,514 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:30:49,514 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-03-26 07:30:49,514 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704980045] [2021-03-26 07:30:49,515 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-26 07:30:49,515 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:30:49,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-26 07:30:49,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-03-26 07:30:49,516 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 46 [2021-03-26 07:30:49,516 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 187 places, 350 transitions, 7363 flow. Second operand has 10 states, 10 states have (on average 18.1) internal successors, (181), 10 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:49,516 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:30:49,516 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 46 [2021-03-26 07:30:49,516 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:30:50,010 INFO L129 PetriNetUnfolder]: 430/1030 cut-off events. [2021-03-26 07:30:50,011 INFO L130 PetriNetUnfolder]: For 22913/22929 co-relation queries the response was YES. [2021-03-26 07:30:50,015 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9596 conditions, 1030 events. 430/1030 cut-off events. For 22913/22929 co-relation queries the response was YES. Maximal size of possible extension queue 125. Compared 7184 event pairs, 8 based on Foata normal form. 22/1052 useless extension candidates. Maximal degree in co-relation 9437. Up to 342 conditions per place. [2021-03-26 07:30:50,019 INFO L132 encePairwiseOnDemand]: 38/46 looper letters, 184 selfloop transitions, 305 changer transitions 0/496 dead transitions. [2021-03-26 07:30:50,019 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 207 places, 496 transitions, 11150 flow [2021-03-26 07:30:50,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-26 07:30:50,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-03-26 07:30:50,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 453 transitions. [2021-03-26 07:30:50,021 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.468944099378882 [2021-03-26 07:30:50,021 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 453 transitions. [2021-03-26 07:30:50,021 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 453 transitions. [2021-03-26 07:30:50,021 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:30:50,021 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 453 transitions. [2021-03-26 07:30:50,022 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 21.571428571428573) internal successors, (453), 21 states have internal predecessors, (453), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:50,024 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 46.0) internal successors, (1012), 22 states have internal predecessors, (1012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:50,024 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 46.0) internal successors, (1012), 22 states have internal predecessors, (1012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:50,024 INFO L185 Difference]: Start difference. First operand has 187 places, 350 transitions, 7363 flow. Second operand 21 states and 453 transitions. [2021-03-26 07:30:50,024 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 207 places, 496 transitions, 11150 flow [2021-03-26 07:30:50,107 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 202 places, 496 transitions, 11018 flow, removed 8 selfloop flow, removed 5 redundant places. [2021-03-26 07:30:50,116 INFO L241 Difference]: Finished difference. Result has 210 places, 442 transitions, 9633 flow [2021-03-26 07:30:50,116 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=7231, PETRI_DIFFERENCE_MINUEND_PLACES=182, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=350, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=227, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=122, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=9633, PETRI_PLACES=210, PETRI_TRANSITIONS=442} [2021-03-26 07:30:50,116 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 188 predicate places. [2021-03-26 07:30:50,117 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:30:50,117 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 210 places, 442 transitions, 9633 flow [2021-03-26 07:30:50,117 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 210 places, 442 transitions, 9633 flow [2021-03-26 07:30:50,121 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 210 places, 442 transitions, 9633 flow [2021-03-26 07:30:50,244 INFO L129 PetriNetUnfolder]: 407/1005 cut-off events. [2021-03-26 07:30:50,244 INFO L130 PetriNetUnfolder]: For 28058/28089 co-relation queries the response was YES. [2021-03-26 07:30:50,250 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9497 conditions, 1005 events. 407/1005 cut-off events. For 28058/28089 co-relation queries the response was YES. Maximal size of possible extension queue 121. Compared 7251 event pairs, 11 based on Foata normal form. 4/1003 useless extension candidates. Maximal degree in co-relation 9295. Up to 331 conditions per place. [2021-03-26 07:30:50,257 INFO L142 LiptonReduction]: Number of co-enabled transitions 778 [2021-03-26 07:30:50,282 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:30:50,283 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:30:50,283 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 166 [2021-03-26 07:30:50,283 INFO L480 AbstractCegarLoop]: Abstraction has has 210 places, 442 transitions, 9633 flow [2021-03-26 07:30:50,283 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 18.1) internal successors, (181), 10 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:50,283 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:30:50,284 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:30:50,484 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:50,484 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:30:50,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:30:50,485 INFO L82 PathProgramCache]: Analyzing trace with hash -4088583, now seen corresponding path program 10 times [2021-03-26 07:30:50,485 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:30:50,485 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331368503] [2021-03-26 07:30:50,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:30:50,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:50,493 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:30:50,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:50,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:50,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:50,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:50,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:50,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:50,520 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:50,521 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331368503] [2021-03-26 07:30:50,521 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1152715474] [2021-03-26 07:30:50,521 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:50,568 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-26 07:30:50,569 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:30:50,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 07:30:50,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:30:50,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:50,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:50,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:50,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:50,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:50,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:50,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:50,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:50,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:50,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:50,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:50,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:50,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:50,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:50,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:50,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:50,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:50,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:50,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:50,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:50,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:50,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:50,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:50,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:50,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:50,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:50,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:50,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:50,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:50,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:50,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:50,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:50,617 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 07:30:50,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:50,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:50,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:50,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:30:50,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:50,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:50,621 INFO L142 QuantifierPusher]: treesize reduction 1, result has 87.5 percent of original size [2021-03-26 07:30:50,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:50,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:50,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:50,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:50,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:50,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:50,624 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 07:30:50,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:50,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:50,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:50,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:50,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:50,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:50,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:50,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:50,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:50,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:50,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:50,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:50,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:50,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:50,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:50,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:50,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:50,631 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:50,631 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:30:50,631 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-03-26 07:30:50,631 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558718363] [2021-03-26 07:30:50,631 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-26 07:30:50,631 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:30:50,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-26 07:30:50,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-03-26 07:30:50,632 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 46 [2021-03-26 07:30:50,632 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 210 places, 442 transitions, 9633 flow. Second operand has 10 states, 10 states have (on average 18.1) internal successors, (181), 10 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:50,632 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:30:50,632 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 46 [2021-03-26 07:30:50,632 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:30:51,222 INFO L129 PetriNetUnfolder]: 435/1055 cut-off events. [2021-03-26 07:30:51,222 INFO L130 PetriNetUnfolder]: For 31166/31172 co-relation queries the response was YES. [2021-03-26 07:30:51,229 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10763 conditions, 1055 events. 435/1055 cut-off events. For 31166/31172 co-relation queries the response was YES. Maximal size of possible extension queue 129. Compared 7481 event pairs, 5 based on Foata normal form. 12/1067 useless extension candidates. Maximal degree in co-relation 10590. Up to 354 conditions per place. [2021-03-26 07:30:51,234 INFO L132 encePairwiseOnDemand]: 38/46 looper letters, 125 selfloop transitions, 385 changer transitions 1/518 dead transitions. [2021-03-26 07:30:51,235 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 239 places, 518 transitions, 12587 flow [2021-03-26 07:30:51,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-03-26 07:30:51,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2021-03-26 07:30:51,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 635 transitions. [2021-03-26 07:30:51,236 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4601449275362319 [2021-03-26 07:30:51,236 INFO L72 ComplementDD]: Start complementDD. Operand 30 states and 635 transitions. [2021-03-26 07:30:51,236 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 635 transitions. [2021-03-26 07:30:51,237 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:30:51,237 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 635 transitions. [2021-03-26 07:30:51,238 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 31 states, 30 states have (on average 21.166666666666668) internal successors, (635), 30 states have internal predecessors, (635), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:51,239 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 31 states, 31 states have (on average 46.0) internal successors, (1426), 31 states have internal predecessors, (1426), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:51,240 INFO L81 ComplementDD]: Finished complementDD. Result has 31 states, 31 states have (on average 46.0) internal successors, (1426), 31 states have internal predecessors, (1426), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:51,240 INFO L185 Difference]: Start difference. First operand has 210 places, 442 transitions, 9633 flow. Second operand 30 states and 635 transitions. [2021-03-26 07:30:51,240 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 239 places, 518 transitions, 12587 flow [2021-03-26 07:30:51,347 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 228 places, 518 transitions, 12102 flow, removed 169 selfloop flow, removed 11 redundant places. [2021-03-26 07:30:51,356 INFO L241 Difference]: Finished difference. Result has 237 places, 482 transitions, 11134 flow [2021-03-26 07:30:51,357 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=9178, PETRI_DIFFERENCE_MINUEND_PLACES=199, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=442, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=350, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=87, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=11134, PETRI_PLACES=237, PETRI_TRANSITIONS=482} [2021-03-26 07:30:51,357 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 215 predicate places. [2021-03-26 07:30:51,357 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:30:51,357 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 237 places, 482 transitions, 11134 flow [2021-03-26 07:30:51,357 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 237 places, 482 transitions, 11134 flow [2021-03-26 07:30:51,361 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 237 places, 482 transitions, 11134 flow [2021-03-26 07:30:51,475 INFO L129 PetriNetUnfolder]: 415/1026 cut-off events. [2021-03-26 07:30:51,476 INFO L130 PetriNetUnfolder]: For 31864/31892 co-relation queries the response was YES. [2021-03-26 07:30:51,482 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10200 conditions, 1026 events. 415/1026 cut-off events. For 31864/31892 co-relation queries the response was YES. Maximal size of possible extension queue 126. Compared 7425 event pairs, 11 based on Foata normal form. 4/1022 useless extension candidates. Maximal degree in co-relation 10049. Up to 335 conditions per place. [2021-03-26 07:30:51,489 INFO L142 LiptonReduction]: Number of co-enabled transitions 784 [2021-03-26 07:30:51,517 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:30:51,517 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:30:51,518 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 161 [2021-03-26 07:30:51,518 INFO L480 AbstractCegarLoop]: Abstraction has has 237 places, 482 transitions, 11134 flow [2021-03-26 07:30:51,518 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 18.1) internal successors, (181), 10 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:51,518 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:30:51,518 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:30:51,718 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:51,719 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:30:51,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:30:51,719 INFO L82 PathProgramCache]: Analyzing trace with hash -895471071, now seen corresponding path program 11 times [2021-03-26 07:30:51,719 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:30:51,719 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431243828] [2021-03-26 07:30:51,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:30:51,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:51,734 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:30:51,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:51,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:51,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:51,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:51,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:51,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:51,755 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:51,756 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431243828] [2021-03-26 07:30:51,756 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2064459057] [2021-03-26 07:30:51,756 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:51,777 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-26 07:30:51,777 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:30:51,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 07:30:51,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:30:51,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:51,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:51,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:51,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:51,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:51,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:51,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:51,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:51,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:51,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:51,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:51,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:51,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:51,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:51,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:51,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:51,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:51,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:51,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:51,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:51,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:51,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:51,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:51,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:51,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:51,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:51,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:51,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:51,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:51,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:51,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:51,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:51,828 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 07:30:51,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:51,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:51,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:51,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:51,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:51,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:51,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:51,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:51,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:51,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:51,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:51,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:51,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:51,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:30:51,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:51,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:51,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:51,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:51,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:51,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:51,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:51,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:51,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:51,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:51,851 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:30:51,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:51,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:51,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:51,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:51,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:51,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:51,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:51,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:51,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:51,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:51,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:51,855 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:51,855 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:30:51,855 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-03-26 07:30:51,855 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979693221] [2021-03-26 07:30:51,855 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-26 07:30:51,855 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:30:51,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-26 07:30:51,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-03-26 07:30:51,856 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 46 [2021-03-26 07:30:51,856 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 237 places, 482 transitions, 11134 flow. Second operand has 11 states, 11 states have (on average 18.09090909090909) internal successors, (199), 11 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:51,856 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:30:51,856 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 46 [2021-03-26 07:30:51,856 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:30:52,267 INFO L129 PetriNetUnfolder]: 453/1100 cut-off events. [2021-03-26 07:30:52,267 INFO L130 PetriNetUnfolder]: For 36052/36068 co-relation queries the response was YES. [2021-03-26 07:30:52,273 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11758 conditions, 1100 events. 453/1100 cut-off events. For 36052/36068 co-relation queries the response was YES. Maximal size of possible extension queue 136. Compared 7865 event pairs, 8 based on Foata normal form. 17/1116 useless extension candidates. Maximal degree in co-relation 11578. Up to 362 conditions per place. [2021-03-26 07:30:52,281 INFO L132 encePairwiseOnDemand]: 39/46 looper letters, 225 selfloop transitions, 325 changer transitions 0/557 dead transitions. [2021-03-26 07:30:52,282 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 251 places, 557 transitions, 14003 flow [2021-03-26 07:30:52,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-26 07:30:52,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-03-26 07:30:52,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 327 transitions. [2021-03-26 07:30:52,283 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.47391304347826085 [2021-03-26 07:30:52,283 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 327 transitions. [2021-03-26 07:30:52,284 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 327 transitions. [2021-03-26 07:30:52,284 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:30:52,284 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 327 transitions. [2021-03-26 07:30:52,285 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 21.8) internal successors, (327), 15 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:52,286 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 46.0) internal successors, (736), 16 states have internal predecessors, (736), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:52,286 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 46.0) internal successors, (736), 16 states have internal predecessors, (736), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:52,286 INFO L185 Difference]: Start difference. First operand has 237 places, 482 transitions, 11134 flow. Second operand 15 states and 327 transitions. [2021-03-26 07:30:52,286 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 251 places, 557 transitions, 14003 flow [2021-03-26 07:30:52,512 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 240 places, 557 transitions, 13051 flow, removed 363 selfloop flow, removed 11 redundant places. [2021-03-26 07:30:52,523 INFO L241 Difference]: Finished difference. Result has 244 places, 522 transitions, 11927 flow [2021-03-26 07:30:52,523 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=10460, PETRI_DIFFERENCE_MINUEND_PLACES=226, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=482, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=286, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=193, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=11927, PETRI_PLACES=244, PETRI_TRANSITIONS=522} [2021-03-26 07:30:52,524 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 222 predicate places. [2021-03-26 07:30:52,524 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:30:52,524 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 244 places, 522 transitions, 11927 flow [2021-03-26 07:30:52,524 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 244 places, 522 transitions, 11927 flow [2021-03-26 07:30:52,530 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 244 places, 522 transitions, 11927 flow [2021-03-26 07:30:52,659 INFO L129 PetriNetUnfolder]: 424/1072 cut-off events. [2021-03-26 07:30:52,659 INFO L130 PetriNetUnfolder]: For 35036/35055 co-relation queries the response was YES. [2021-03-26 07:30:52,666 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10539 conditions, 1072 events. 424/1072 cut-off events. For 35036/35055 co-relation queries the response was YES. Maximal size of possible extension queue 137. Compared 7939 event pairs, 8 based on Foata normal form. 7/1075 useless extension candidates. Maximal degree in co-relation 10335. Up to 346 conditions per place. [2021-03-26 07:30:52,673 INFO L142 LiptonReduction]: Number of co-enabled transitions 824 [2021-03-26 07:30:52,704 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:30:52,705 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:30:52,705 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 181 [2021-03-26 07:30:52,705 INFO L480 AbstractCegarLoop]: Abstraction has has 244 places, 522 transitions, 11927 flow [2021-03-26 07:30:52,705 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 18.09090909090909) internal successors, (199), 11 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:52,705 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:30:52,705 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:30:52,905 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:52,906 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:30:52,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:30:52,906 INFO L82 PathProgramCache]: Analyzing trace with hash 1590593123, now seen corresponding path program 12 times [2021-03-26 07:30:52,906 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:30:52,906 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228019775] [2021-03-26 07:30:52,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:30:52,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:52,915 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:30:52,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:52,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:52,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:52,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:52,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:52,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:52,955 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:52,955 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228019775] [2021-03-26 07:30:52,956 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1708037721] [2021-03-26 07:30:52,956 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 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:52,973 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-03-26 07:30:52,973 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:30:52,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 07:30:52,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:30:52,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:52,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:52,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:52,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:52,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:52,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:52,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:52,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:52,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:52,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:52,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:52,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:52,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:52,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:52,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:52,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:52,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:52,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:52,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:52,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:52,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:52,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:52,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:52,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:52,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:53,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:53,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:53,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:53,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:53,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:53,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:53,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:53,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:53,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:53,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:53,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:53,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:53,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:53,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:53,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:53,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:53,032 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 07:30:53,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:53,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:53,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:53,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:30:53,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:53,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:53,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:53,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:53,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:53,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:53,055 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:30:53,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:53,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:53,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:53,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:53,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:53,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:53,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:53,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:53,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:53,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:53,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:53,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:53,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:53,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:53,067 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:53,067 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:30:53,067 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-03-26 07:30:53,067 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91547264] [2021-03-26 07:30:53,067 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-26 07:30:53,067 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:30:53,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-26 07:30:53,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-03-26 07:30:53,068 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 46 [2021-03-26 07:30:53,068 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 244 places, 522 transitions, 11927 flow. Second operand has 11 states, 11 states have (on average 18.09090909090909) internal successors, (199), 11 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:53,068 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:30:53,068 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 46 [2021-03-26 07:30:53,069 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:30:53,604 INFO L129 PetriNetUnfolder]: 464/1149 cut-off events. [2021-03-26 07:30:53,604 INFO L130 PetriNetUnfolder]: For 38862/38878 co-relation queries the response was YES. [2021-03-26 07:30:53,610 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12161 conditions, 1149 events. 464/1149 cut-off events. For 38862/38878 co-relation queries the response was YES. Maximal size of possible extension queue 141. Compared 8410 event pairs, 14 based on Foata normal form. 17/1164 useless extension candidates. Maximal degree in co-relation 11975. Up to 384 conditions per place. [2021-03-26 07:30:53,617 INFO L132 encePairwiseOnDemand]: 38/46 looper letters, 200 selfloop transitions, 351 changer transitions 0/558 dead transitions. [2021-03-26 07:30:53,617 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 259 places, 558 transitions, 13763 flow [2021-03-26 07:30:53,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-26 07:30:53,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-03-26 07:30:53,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 349 transitions. [2021-03-26 07:30:53,621 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4741847826086957 [2021-03-26 07:30:53,622 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 349 transitions. [2021-03-26 07:30:53,622 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 349 transitions. [2021-03-26 07:30:53,622 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:30:53,622 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 349 transitions. [2021-03-26 07:30:53,623 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 21.8125) internal successors, (349), 16 states have internal predecessors, (349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:53,628 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 46.0) internal successors, (782), 17 states have internal predecessors, (782), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:53,628 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 46.0) internal successors, (782), 17 states have internal predecessors, (782), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:53,628 INFO L185 Difference]: Start difference. First operand has 244 places, 522 transitions, 11927 flow. Second operand 16 states and 349 transitions. [2021-03-26 07:30:53,628 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 259 places, 558 transitions, 13763 flow [2021-03-26 07:30:53,864 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 255 places, 558 transitions, 13251 flow, removed 203 selfloop flow, removed 4 redundant places. [2021-03-26 07:30:53,881 INFO L241 Difference]: Finished difference. Result has 258 places, 537 transitions, 12600 flow [2021-03-26 07:30:53,882 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=11368, PETRI_DIFFERENCE_MINUEND_PLACES=240, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=519, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=333, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=178, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=12600, PETRI_PLACES=258, PETRI_TRANSITIONS=537} [2021-03-26 07:30:53,882 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 236 predicate places. [2021-03-26 07:30:53,882 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:30:53,882 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 258 places, 537 transitions, 12600 flow [2021-03-26 07:30:53,883 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 258 places, 537 transitions, 12600 flow [2021-03-26 07:30:53,888 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 258 places, 537 transitions, 12600 flow [2021-03-26 07:30:54,026 INFO L129 PetriNetUnfolder]: 437/1115 cut-off events. [2021-03-26 07:30:54,026 INFO L130 PetriNetUnfolder]: For 32968/32989 co-relation queries the response was YES. [2021-03-26 07:30:54,034 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10811 conditions, 1115 events. 437/1115 cut-off events. For 32968/32989 co-relation queries the response was YES. Maximal size of possible extension queue 138. Compared 8404 event pairs, 9 based on Foata normal form. 7/1113 useless extension candidates. Maximal degree in co-relation 10630. Up to 299 conditions per place. [2021-03-26 07:30:54,041 INFO L142 LiptonReduction]: Number of co-enabled transitions 852 [2021-03-26 07:30:54,075 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:30:54,075 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:30:54,075 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 193 [2021-03-26 07:30:54,075 INFO L480 AbstractCegarLoop]: Abstraction has has 258 places, 537 transitions, 12600 flow [2021-03-26 07:30:54,075 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 18.09090909090909) internal successors, (199), 11 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:54,076 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:30:54,076 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:30:54,291 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-03-26 07:30:54,292 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:30:54,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:30:54,292 INFO L82 PathProgramCache]: Analyzing trace with hash 694488279, now seen corresponding path program 13 times [2021-03-26 07:30:54,292 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:30:54,292 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046813915] [2021-03-26 07:30:54,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:30:54,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:54,306 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:30:54,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:54,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:54,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:54,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:54,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:54,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:54,334 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:54,334 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046813915] [2021-03-26 07:30:54,334 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [474996612] [2021-03-26 07:30:54,334 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 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:54,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:54,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 07:30:54,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:30:54,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:54,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:54,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:54,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:54,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:54,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:54,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:54,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:54,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:54,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:54,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:54,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:54,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:54,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:54,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:54,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:54,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:54,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:54,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:54,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,397 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:54,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:54,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:54,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:54,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:54,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:54,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:54,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:54,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:54,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:54,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:54,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:54,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:54,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:54,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:54,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:54,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:54,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:54,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:54,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:54,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:54,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:54,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:54,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:54,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:54,441 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 07:30:54,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:54,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:54,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:54,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:30:54,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:54,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:54,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:54,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:54,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:54,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:54,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:54,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:54,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:54,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:30:54,456 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:30:54,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:54,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:54,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:54,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:54,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:54,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:54,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:54,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:54,460 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:54,460 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:30:54,460 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-03-26 07:30:54,460 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191456786] [2021-03-26 07:30:54,460 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-26 07:30:54,460 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:30:54,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-26 07:30:54,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-03-26 07:30:54,464 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 46 [2021-03-26 07:30:54,464 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 258 places, 537 transitions, 12600 flow. Second operand has 11 states, 11 states have (on average 18.181818181818183) internal successors, (200), 11 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:54,464 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:30:54,464 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 46 [2021-03-26 07:30:54,464 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:30:54,983 INFO L129 PetriNetUnfolder]: 473/1177 cut-off events. [2021-03-26 07:30:54,983 INFO L130 PetriNetUnfolder]: For 35207/35267 co-relation queries the response was YES. [2021-03-26 07:30:54,990 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12128 conditions, 1177 events. 473/1177 cut-off events. For 35207/35267 co-relation queries the response was YES. Maximal size of possible extension queue 143. Compared 8704 event pairs, 18 based on Foata normal form. 47/1224 useless extension candidates. Maximal degree in co-relation 11943. Up to 315 conditions per place. [2021-03-26 07:30:54,996 INFO L132 encePairwiseOnDemand]: 38/46 looper letters, 185 selfloop transitions, 369 changer transitions 0/561 dead transitions. [2021-03-26 07:30:54,996 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 274 places, 561 transitions, 14320 flow [2021-03-26 07:30:54,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-26 07:30:54,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-03-26 07:30:54,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 372 transitions. [2021-03-26 07:30:54,997 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.47570332480818417 [2021-03-26 07:30:54,997 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 372 transitions. [2021-03-26 07:30:54,997 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 372 transitions. [2021-03-26 07:30:54,997 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:30:54,998 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 372 transitions. [2021-03-26 07:30:54,998 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 21.88235294117647) internal successors, (372), 17 states have internal predecessors, (372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:54,999 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 46.0) internal successors, (828), 18 states have internal predecessors, (828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:54,999 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 46.0) internal successors, (828), 18 states have internal predecessors, (828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:54,999 INFO L185 Difference]: Start difference. First operand has 258 places, 537 transitions, 12600 flow. Second operand 17 states and 372 transitions. [2021-03-26 07:30:54,999 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 274 places, 561 transitions, 14320 flow [2021-03-26 07:30:55,152 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 266 places, 561 transitions, 14029 flow, removed 38 selfloop flow, removed 8 redundant places. [2021-03-26 07:30:55,164 INFO L241 Difference]: Finished difference. Result has 270 places, 541 transitions, 13369 flow [2021-03-26 07:30:55,165 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=12186, PETRI_DIFFERENCE_MINUEND_PLACES=250, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=531, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=359, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=169, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=13369, PETRI_PLACES=270, PETRI_TRANSITIONS=541} [2021-03-26 07:30:55,165 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 248 predicate places. [2021-03-26 07:30:55,165 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:30:55,165 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 270 places, 541 transitions, 13369 flow [2021-03-26 07:30:55,165 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 270 places, 541 transitions, 13369 flow [2021-03-26 07:30:55,171 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 270 places, 541 transitions, 13369 flow [2021-03-26 07:30:55,301 INFO L129 PetriNetUnfolder]: 444/1135 cut-off events. [2021-03-26 07:30:55,301 INFO L130 PetriNetUnfolder]: For 36812/36835 co-relation queries the response was YES. [2021-03-26 07:30:55,308 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11323 conditions, 1135 events. 444/1135 cut-off events. For 36812/36835 co-relation queries the response was YES. Maximal size of possible extension queue 140. Compared 8623 event pairs, 10 based on Foata normal form. 1/1126 useless extension candidates. Maximal degree in co-relation 11150. Up to 303 conditions per place. [2021-03-26 07:30:55,315 INFO L142 LiptonReduction]: Number of co-enabled transitions 874 [2021-03-26 07:30:55,349 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:30:55,349 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:30:55,349 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 184 [2021-03-26 07:30:55,350 INFO L480 AbstractCegarLoop]: Abstraction has has 270 places, 541 transitions, 13369 flow [2021-03-26 07:30:55,350 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 18.181818181818183) internal successors, (200), 11 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:55,350 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:30:55,350 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:30:55,550 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-03-26 07:30:55,551 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:30:55,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:30:55,551 INFO L82 PathProgramCache]: Analyzing trace with hash 851218071, now seen corresponding path program 14 times [2021-03-26 07:30:55,551 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:30:55,551 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001445439] [2021-03-26 07:30:55,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:30:55,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:55,580 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:30:55,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:55,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:30:55,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:55,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:55,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:55,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:55,604 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:55,604 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001445439] [2021-03-26 07:30:55,604 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [510541854] [2021-03-26 07:30:55,604 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 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:55,621 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 07:30:55,621 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:30:55,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 07:30:55,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:30:55,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:55,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:55,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:55,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:55,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:55,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:55,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:55,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:55,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:55,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:55,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:55,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:55,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:55,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:55,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:55,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:30:55,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:55,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:55,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:55,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:55,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:55,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:55,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:55,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:55,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:55,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:55,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:55,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:55,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:55,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:55,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:55,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:55,669 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 07:30:55,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:55,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:55,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:55,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:55,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:55,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:55,680 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 07:30:55,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:55,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:55,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:30:55,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:30:55,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:55,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:30:55,684 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 07:30:55,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:55,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:55,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:55,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:55,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:55,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:55,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:55,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:55,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:55,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:55,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:55,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:55,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:55,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:55,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:55,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:55,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:30:55,691 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:55,691 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:30:55,691 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-03-26 07:30:55,691 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533306339] [2021-03-26 07:30:55,691 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-26 07:30:55,691 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:30:55,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-26 07:30:55,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-03-26 07:30:55,692 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 46 [2021-03-26 07:30:55,692 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 270 places, 541 transitions, 13369 flow. Second operand has 11 states, 11 states have (on average 18.09090909090909) internal successors, (199), 11 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:55,692 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:30:55,692 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 46 [2021-03-26 07:30:55,692 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:30:56,232 INFO L129 PetriNetUnfolder]: 482/1191 cut-off events. [2021-03-26 07:30:56,232 INFO L130 PetriNetUnfolder]: For 37292/37298 co-relation queries the response was YES. [2021-03-26 07:30:56,242 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12518 conditions, 1191 events. 482/1191 cut-off events. For 37292/37298 co-relation queries the response was YES. Maximal size of possible extension queue 150. Compared 8804 event pairs, 5 based on Foata normal form. 6/1197 useless extension candidates. Maximal degree in co-relation 12331. Up to 327 conditions per place. [2021-03-26 07:30:56,248 INFO L132 encePairwiseOnDemand]: 38/46 looper letters, 143 selfloop transitions, 427 changer transitions 1/578 dead transitions. [2021-03-26 07:30:56,248 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 295 places, 578 transitions, 15329 flow [2021-03-26 07:30:56,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-26 07:30:56,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2021-03-26 07:30:56,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 550 transitions. [2021-03-26 07:30:56,250 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.459866220735786 [2021-03-26 07:30:56,250 INFO L72 ComplementDD]: Start complementDD. Operand 26 states and 550 transitions. [2021-03-26 07:30:56,250 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 550 transitions. [2021-03-26 07:30:56,250 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:30:56,250 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 26 states and 550 transitions. [2021-03-26 07:30:56,251 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 27 states, 26 states have (on average 21.153846153846153) internal successors, (550), 26 states have internal predecessors, (550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:56,252 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 27 states, 27 states have (on average 46.0) internal successors, (1242), 27 states have internal predecessors, (1242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:56,252 INFO L81 ComplementDD]: Finished complementDD. Result has 27 states, 27 states have (on average 46.0) internal successors, (1242), 27 states have internal predecessors, (1242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:56,252 INFO L185 Difference]: Start difference. First operand has 270 places, 541 transitions, 13369 flow. Second operand 26 states and 550 transitions. [2021-03-26 07:30:56,252 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 295 places, 578 transitions, 15329 flow [2021-03-26 07:30:56,458 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 288 places, 578 transitions, 14993 flow, removed 10 selfloop flow, removed 7 redundant places. [2021-03-26 07:30:56,470 INFO L241 Difference]: Finished difference. Result has 295 places, 556 transitions, 14564 flow [2021-03-26 07:30:56,470 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=12961, PETRI_DIFFERENCE_MINUEND_PLACES=263, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=537, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=408, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=121, PETRI_DIFFERENCE_SUBTRAHEND_STATES=26, PETRI_FLOW=14564, PETRI_PLACES=295, PETRI_TRANSITIONS=556} [2021-03-26 07:30:56,470 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 273 predicate places. [2021-03-26 07:30:56,471 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:30:56,471 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 295 places, 556 transitions, 14564 flow [2021-03-26 07:30:56,471 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 295 places, 556 transitions, 14564 flow [2021-03-26 07:30:56,477 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 295 places, 556 transitions, 14564 flow [2021-03-26 07:30:56,617 INFO L129 PetriNetUnfolder]: 452/1148 cut-off events. [2021-03-26 07:30:56,617 INFO L130 PetriNetUnfolder]: For 38707/38733 co-relation queries the response was YES. [2021-03-26 07:30:56,626 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11807 conditions, 1148 events. 452/1148 cut-off events. For 38707/38733 co-relation queries the response was YES. Maximal size of possible extension queue 143. Compared 8682 event pairs, 3 based on Foata normal form. 7/1147 useless extension candidates. Maximal degree in co-relation 11629. Up to 317 conditions per place. [2021-03-26 07:30:56,635 INFO L142 LiptonReduction]: Number of co-enabled transitions 896 [2021-03-26 07:30:56,671 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:30:56,672 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:30:56,672 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 201 [2021-03-26 07:30:56,672 INFO L480 AbstractCegarLoop]: Abstraction has has 295 places, 556 transitions, 14564 flow [2021-03-26 07:30:56,672 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 18.09090909090909) internal successors, (199), 11 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:56,672 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:30:56,672 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:30:56,873 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:56,873 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:30:56,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:30:56,873 INFO L82 PathProgramCache]: Analyzing trace with hash -1437314802, now seen corresponding path program 9 times [2021-03-26 07:30:56,873 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:30:56,873 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011698566] [2021-03-26 07:30:56,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:30:56,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:56,902 INFO L142 QuantifierPusher]: treesize reduction 5, result has 86.1 percent of original size [2021-03-26 07:30:56,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 07:30:56,920 INFO L142 QuantifierPusher]: treesize reduction 5, result has 84.8 percent of original size [2021-03-26 07:30:56,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 07:30:56,942 INFO L142 QuantifierPusher]: treesize reduction 25, result has 68.4 percent of original size [2021-03-26 07:30:56,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 07:30:56,997 INFO L142 QuantifierPusher]: treesize reduction 6, result has 88.0 percent of original size [2021-03-26 07:30:56,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-26 07:30:57,021 INFO L142 QuantifierPusher]: treesize reduction 6, result has 86.7 percent of original size [2021-03-26 07:30:57,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 07:30:57,040 INFO L142 QuantifierPusher]: treesize reduction 5, result has 82.8 percent of original size [2021-03-26 07:30:57,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 07:30:57,062 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:57,062 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1011698566] [2021-03-26 07:30:57,062 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [339716103] [2021-03-26 07:30:57,062 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 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:57,079 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-26 07:30:57,079 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:30:57,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-26 07:30:57,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:30:57,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:57,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:57,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:57,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:57,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:57,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:57,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:57,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:57,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:57,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:57,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:57,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:57,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:57,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:57,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:57,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:57,112 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-26 07:30:57,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:30:57,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:30:57,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:30:57,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:30:57,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:30:57,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:57,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:30:57,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:57,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:30:57,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:30:57,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:30:57,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:57,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:30:57,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:57,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:30:57,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:30:57,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:30:57,174 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-03-26 07:30:57,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:30:57,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:57,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:30:57,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:57,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:30:57,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:30:57,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 07:30:57,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:30:57,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 07:30:57,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:30:57,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:30:57,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:30:57,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 07:30:57,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:30:57,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 19 [2021-03-26 07:30:57,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:30:57,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:30:57,206 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:30:57,217 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:57,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:57,219 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-26 07:30:57,219 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:29, output treesize:30 [2021-03-26 07:30:57,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,220 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:57,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:57,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:57,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:57,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:57,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:57,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:57,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:57,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:57,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:57,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:57,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:57,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:57,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:57,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:57,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:57,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:57,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:57,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:57,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:57,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:57,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:57,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:57,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:57,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:57,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:57,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:57,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:57,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:57,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:57,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:57,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:57,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:57,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:57,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:57,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:57,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:57,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:57,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:57,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:57,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:57,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:57,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:57,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:57,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:57,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:57,298 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:57,298 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:30:57,298 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2021-03-26 07:30:57,298 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802400890] [2021-03-26 07:30:57,299 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-26 07:30:57,299 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:30:57,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-26 07:30:57,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2021-03-26 07:30:57,299 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 46 [2021-03-26 07:30:57,300 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 295 places, 556 transitions, 14564 flow. Second operand has 14 states, 14 states have (on average 15.142857142857142) internal successors, (212), 14 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:57,300 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:30:57,300 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 46 [2021-03-26 07:30:57,300 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:30:57,913 INFO L129 PetriNetUnfolder]: 486/1208 cut-off events. [2021-03-26 07:30:57,913 INFO L130 PetriNetUnfolder]: For 41068/41074 co-relation queries the response was YES. [2021-03-26 07:30:57,922 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13230 conditions, 1208 events. 486/1208 cut-off events. For 41068/41074 co-relation queries the response was YES. Maximal size of possible extension queue 152. Compared 9005 event pairs, 11 based on Foata normal form. 8/1216 useless extension candidates. Maximal degree in co-relation 13036. Up to 921 conditions per place. [2021-03-26 07:30:57,930 INFO L132 encePairwiseOnDemand]: 38/46 looper letters, 541 selfloop transitions, 15 changer transitions 8/570 dead transitions. [2021-03-26 07:30:57,930 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 305 places, 570 transitions, 15990 flow [2021-03-26 07:30:57,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-26 07:30:57,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-26 07:30:57,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 190 transitions. [2021-03-26 07:30:57,931 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.37549407114624506 [2021-03-26 07:30:57,931 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 190 transitions. [2021-03-26 07:30:57,931 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 190 transitions. [2021-03-26 07:30:57,931 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:30:57,931 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 190 transitions. [2021-03-26 07:30:57,932 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 17.272727272727273) internal successors, (190), 11 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:57,932 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 46.0) internal successors, (552), 12 states have internal predecessors, (552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:57,932 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 46.0) internal successors, (552), 12 states have internal predecessors, (552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:57,933 INFO L185 Difference]: Start difference. First operand has 295 places, 556 transitions, 14564 flow. Second operand 11 states and 190 transitions. [2021-03-26 07:30:57,933 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 305 places, 570 transitions, 15990 flow [2021-03-26 07:30:58,184 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 292 places, 570 transitions, 15406 flow, removed 64 selfloop flow, removed 13 redundant places. [2021-03-26 07:30:58,195 INFO L241 Difference]: Finished difference. Result has 296 places, 560 transitions, 14081 flow [2021-03-26 07:30:58,196 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=13982, PETRI_DIFFERENCE_MINUEND_PLACES=282, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=556, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=543, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=14081, PETRI_PLACES=296, PETRI_TRANSITIONS=560} [2021-03-26 07:30:58,196 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 274 predicate places. [2021-03-26 07:30:58,196 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:30:58,196 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 296 places, 560 transitions, 14081 flow [2021-03-26 07:30:58,196 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 296 places, 560 transitions, 14081 flow [2021-03-26 07:30:58,201 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 292 places, 560 transitions, 14081 flow [2021-03-26 07:30:58,375 INFO L129 PetriNetUnfolder]: 457/1168 cut-off events. [2021-03-26 07:30:58,375 INFO L130 PetriNetUnfolder]: For 37679/37708 co-relation queries the response was YES. [2021-03-26 07:30:58,389 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11804 conditions, 1168 events. 457/1168 cut-off events. For 37679/37708 co-relation queries the response was YES. Maximal size of possible extension queue 148. Compared 8949 event pairs, 4 based on Foata normal form. 5/1164 useless extension candidates. Maximal degree in co-relation 11622. Up to 318 conditions per place. [2021-03-26 07:30:58,402 INFO L142 LiptonReduction]: Number of co-enabled transitions 894 [2021-03-26 07:30:58,661 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:30:58,661 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 07:30:58,661 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 465 [2021-03-26 07:30:58,662 INFO L480 AbstractCegarLoop]: Abstraction has has 292 places, 560 transitions, 14111 flow [2021-03-26 07:30:58,662 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 15.142857142857142) internal successors, (212), 14 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:58,662 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:30:58,662 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:30:58,871 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-03-26 07:30:58,871 INFO L428 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:30:58,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:30:58,872 INFO L82 PathProgramCache]: Analyzing trace with hash -1862856658, now seen corresponding path program 10 times [2021-03-26 07:30:58,872 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:30:58,872 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904509563] [2021-03-26 07:30:58,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:30:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:30:58,896 INFO L142 QuantifierPusher]: treesize reduction 5, result has 86.1 percent of original size [2021-03-26 07:30:58,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 07:30:58,911 INFO L142 QuantifierPusher]: treesize reduction 5, result has 84.8 percent of original size [2021-03-26 07:30:58,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 07:30:58,933 INFO L142 QuantifierPusher]: treesize reduction 25, result has 68.4 percent of original size [2021-03-26 07:30:58,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 07:30:58,974 INFO L142 QuantifierPusher]: treesize reduction 6, result has 88.0 percent of original size [2021-03-26 07:30:58,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-26 07:30:58,997 INFO L142 QuantifierPusher]: treesize reduction 6, result has 82.9 percent of original size [2021-03-26 07:30:58,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:30:59,018 INFO L142 QuantifierPusher]: treesize reduction 5, result has 82.8 percent of original size [2021-03-26 07:30:59,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 07:30:59,029 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:59,030 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904509563] [2021-03-26 07:30:59,030 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1008472340] [2021-03-26 07:30:59,030 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 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:30:59,046 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-26 07:30:59,047 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:30:59,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-26 07:30:59,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:30:59,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:59,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:59,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:59,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:59,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:59,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:59,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:59,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:59,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:59,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:59,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:59,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:30:59,070 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-26 07:30:59,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:30:59,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:30:59,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:30:59,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:30:59,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:30:59,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:30:59,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:30:59,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:30:59,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:30:59,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:59,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:30:59,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:30:59,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:30:59,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:30:59,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:30:59,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:59,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:30:59,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:30:59,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:30:59,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:30:59,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:30:59,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:30:59,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:30:59,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:30:59,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:30:59,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:30:59,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:30:59,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:30:59,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:30:59,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:30:59,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 19 [2021-03-26 07:30:59,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:30:59,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:30:59,149 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:30:59,157 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:30:59,160 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-26 07:30:59,160 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:32, output treesize:33 [2021-03-26 07:30:59,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:30:59,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:30:59,184 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.4 percent of original size [2021-03-26 07:30:59,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:30:59,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-26 07:30:59,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:30:59,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:59,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:59,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:59,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:59,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:59,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:59,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:59,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:59,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:59,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:59,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:59,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:59,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:59,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:59,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:59,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:59,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:59,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:59,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:59,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:59,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:59,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:59,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:30:59,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:30:59,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:30:59,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:30:59,270 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:30:59,270 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:30:59,270 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2021-03-26 07:30:59,270 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651496196] [2021-03-26 07:30:59,270 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-26 07:30:59,270 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:30:59,270 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-26 07:30:59,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2021-03-26 07:30:59,271 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 48 [2021-03-26 07:30:59,271 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 292 places, 560 transitions, 14111 flow. Second operand has 14 states, 14 states have (on average 15.142857142857142) internal successors, (212), 14 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:59,271 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:30:59,271 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 48 [2021-03-26 07:30:59,271 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:30:59,968 INFO L129 PetriNetUnfolder]: 502/1261 cut-off events. [2021-03-26 07:30:59,968 INFO L130 PetriNetUnfolder]: For 42045/42067 co-relation queries the response was YES. [2021-03-26 07:30:59,977 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13648 conditions, 1261 events. 502/1261 cut-off events. For 42045/42067 co-relation queries the response was YES. Maximal size of possible extension queue 153. Compared 9538 event pairs, 11 based on Foata normal form. 29/1290 useless extension candidates. Maximal degree in co-relation 13459. Up to 920 conditions per place. [2021-03-26 07:30:59,982 INFO L132 encePairwiseOnDemand]: 38/48 looper letters, 544 selfloop transitions, 32 changer transitions 12/594 dead transitions. [2021-03-26 07:30:59,983 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 302 places, 594 transitions, 16120 flow [2021-03-26 07:30:59,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-26 07:30:59,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-26 07:30:59,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 194 transitions. [2021-03-26 07:30:59,983 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.36742424242424243 [2021-03-26 07:30:59,984 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 194 transitions. [2021-03-26 07:30:59,984 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 194 transitions. [2021-03-26 07:30:59,984 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:30:59,984 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 194 transitions. [2021-03-26 07:30:59,984 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 17.636363636363637) internal successors, (194), 11 states have internal predecessors, (194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:59,985 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 48.0) internal successors, (576), 12 states have internal predecessors, (576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:59,985 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 48.0) internal successors, (576), 12 states have internal predecessors, (576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:30:59,985 INFO L185 Difference]: Start difference. First operand has 292 places, 560 transitions, 14111 flow. Second operand 11 states and 194 transitions. [2021-03-26 07:30:59,985 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 302 places, 594 transitions, 16120 flow [2021-03-26 07:31:00,229 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 298 places, 594 transitions, 16068 flow, removed 21 selfloop flow, removed 4 redundant places. [2021-03-26 07:31:00,240 INFO L241 Difference]: Finished difference. Result has 302 places, 572 transitions, 14424 flow [2021-03-26 07:31:00,241 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=48, PETRI_DIFFERENCE_MINUEND_FLOW=14059, PETRI_DIFFERENCE_MINUEND_PLACES=288, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=560, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=530, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=14424, PETRI_PLACES=302, PETRI_TRANSITIONS=572} [2021-03-26 07:31:00,241 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 280 predicate places. [2021-03-26 07:31:00,241 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:31:00,241 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 302 places, 572 transitions, 14424 flow [2021-03-26 07:31:00,241 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 302 places, 572 transitions, 14424 flow [2021-03-26 07:31:00,246 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 300 places, 572 transitions, 14424 flow [2021-03-26 07:31:00,388 INFO L129 PetriNetUnfolder]: 465/1198 cut-off events. [2021-03-26 07:31:00,388 INFO L130 PetriNetUnfolder]: For 39501/39513 co-relation queries the response was YES. [2021-03-26 07:31:00,397 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12168 conditions, 1198 events. 465/1198 cut-off events. For 39501/39513 co-relation queries the response was YES. Maximal size of possible extension queue 149. Compared 9210 event pairs, 4 based on Foata normal form. 4/1197 useless extension candidates. Maximal degree in co-relation 12000. Up to 332 conditions per place. [2021-03-26 07:31:00,405 INFO L142 LiptonReduction]: Number of co-enabled transitions 926 [2021-03-26 07:31:00,443 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:31:00,443 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:31:00,443 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 202 [2021-03-26 07:31:00,443 INFO L480 AbstractCegarLoop]: Abstraction has has 300 places, 572 transitions, 14424 flow [2021-03-26 07:31:00,444 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 15.142857142857142) internal successors, (212), 14 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:00,444 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:31:00,444 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:31:00,644 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:31:00,644 INFO L428 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:31:00,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:31:00,645 INFO L82 PathProgramCache]: Analyzing trace with hash -286032340, now seen corresponding path program 1 times [2021-03-26 07:31:00,645 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:31:00,645 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092149628] [2021-03-26 07:31:00,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:31:00,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:00,674 INFO L142 QuantifierPusher]: treesize reduction 18, result has 73.1 percent of original size [2021-03-26 07:31:00,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-26 07:31:00,717 INFO L142 QuantifierPusher]: treesize reduction 18, result has 73.5 percent of original size [2021-03-26 07:31:00,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-26 07:31:00,753 INFO L142 QuantifierPusher]: treesize reduction 18, result has 71.9 percent of original size [2021-03-26 07:31:00,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-26 07:31:00,780 INFO L142 QuantifierPusher]: treesize reduction 5, result has 80.0 percent of original size [2021-03-26 07:31:00,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:00,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:31:00,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 07:31:00,853 INFO L142 QuantifierPusher]: treesize reduction 12, result has 36.8 percent of original size [2021-03-26 07:31:00,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:00,861 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:00,861 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092149628] [2021-03-26 07:31:00,861 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [312281385] [2021-03-26 07:31:00,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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) [2021-03-26 07:31:00,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:00,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 13 conjunts are in the unsatisfiable core [2021-03-26 07:31:00,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:31:00,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:00,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:00,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:00,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:31:00,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:00,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:00,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:00,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:00,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:00,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:00,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:00,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:00,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:00,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:00,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:00,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:00,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:00,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:00,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:00,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:00,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:00,937 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.5 percent of original size [2021-03-26 07:31:00,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:00,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:00,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:00,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:00,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:00,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:00,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:00,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:00,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:00,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:00,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:00,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:00,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:00,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:00,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:00,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:00,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:00,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:00,984 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-03-26 07:31:00,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:00,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:00,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:00,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:00,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:00,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:00,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:01,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:01,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:01,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 07:31:01,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-26 07:31:01,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:01,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:01,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 07:31:01,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-26 07:31:01,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:31:01,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 23 [2021-03-26 07:31:01,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:01,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:01,019 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:31:01,025 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:01,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:01,028 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-26 07:31:01,028 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:31, output treesize:32 [2021-03-26 07:31:01,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:01,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:01,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:01,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:01,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:01,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:01,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:01,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:01,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:01,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:01,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:01,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:01,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:01,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:01,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:01,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:01,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:01,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:01,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:01,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:01,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:01,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:01,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:01,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:01,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:01,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:01,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:01,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:01,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:01,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:01,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:01,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:01,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:01,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:01,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:01,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:01,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:01,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:01,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:01,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:01,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:01,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:01,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:01,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:01,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:01,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:01,076 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:01,076 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:31:01,076 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 13 [2021-03-26 07:31:01,076 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920213438] [2021-03-26 07:31:01,076 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-26 07:31:01,076 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:31:01,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-26 07:31:01,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2021-03-26 07:31:01,077 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 48 [2021-03-26 07:31:01,077 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 300 places, 572 transitions, 14424 flow. Second operand has 15 states, 15 states have (on average 15.066666666666666) internal successors, (226), 15 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:01,077 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:31:01,077 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 48 [2021-03-26 07:31:01,077 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:31:01,762 INFO L129 PetriNetUnfolder]: 520/1299 cut-off events. [2021-03-26 07:31:01,762 INFO L130 PetriNetUnfolder]: For 44247/44315 co-relation queries the response was YES. [2021-03-26 07:31:01,771 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14081 conditions, 1299 events. 520/1299 cut-off events. For 44247/44315 co-relation queries the response was YES. Maximal size of possible extension queue 154. Compared 9791 event pairs, 8 based on Foata normal form. 62/1361 useless extension candidates. Maximal degree in co-relation 13889. Up to 907 conditions per place. [2021-03-26 07:31:01,777 INFO L132 encePairwiseOnDemand]: 36/48 looper letters, 542 selfloop transitions, 47 changer transitions 15/610 dead transitions. [2021-03-26 07:31:01,777 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 312 places, 610 transitions, 16423 flow [2021-03-26 07:31:01,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-26 07:31:01,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-26 07:31:01,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 231 transitions. [2021-03-26 07:31:01,778 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3701923076923077 [2021-03-26 07:31:01,778 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 231 transitions. [2021-03-26 07:31:01,778 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 231 transitions. [2021-03-26 07:31:01,778 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:31:01,778 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 231 transitions. [2021-03-26 07:31:01,779 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 17.76923076923077) internal successors, (231), 13 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:01,779 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 48.0) internal successors, (672), 14 states have internal predecessors, (672), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:01,780 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 48.0) internal successors, (672), 14 states have internal predecessors, (672), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:01,780 INFO L185 Difference]: Start difference. First operand has 300 places, 572 transitions, 14424 flow. Second operand 13 states and 231 transitions. [2021-03-26 07:31:01,780 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 312 places, 610 transitions, 16423 flow [2021-03-26 07:31:02,023 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 305 places, 610 transitions, 16347 flow, removed 26 selfloop flow, removed 7 redundant places. [2021-03-26 07:31:02,036 INFO L241 Difference]: Finished difference. Result has 312 places, 585 transitions, 14728 flow [2021-03-26 07:31:02,036 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=48, PETRI_DIFFERENCE_MINUEND_FLOW=14354, PETRI_DIFFERENCE_MINUEND_PLACES=293, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=572, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=34, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=530, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=14728, PETRI_PLACES=312, PETRI_TRANSITIONS=585} [2021-03-26 07:31:02,037 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 290 predicate places. [2021-03-26 07:31:02,037 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:31:02,037 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 312 places, 585 transitions, 14728 flow [2021-03-26 07:31:02,037 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 312 places, 585 transitions, 14728 flow [2021-03-26 07:31:02,043 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 308 places, 585 transitions, 14728 flow [2021-03-26 07:31:02,264 INFO L129 PetriNetUnfolder]: 481/1225 cut-off events. [2021-03-26 07:31:02,264 INFO L130 PetriNetUnfolder]: For 43974/44007 co-relation queries the response was YES. [2021-03-26 07:31:02,272 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12763 conditions, 1225 events. 481/1225 cut-off events. For 43974/44007 co-relation queries the response was YES. Maximal size of possible extension queue 148. Compared 9316 event pairs, 4 based on Foata normal form. 6/1223 useless extension candidates. Maximal degree in co-relation 12568. Up to 345 conditions per place. [2021-03-26 07:31:02,281 INFO L142 LiptonReduction]: Number of co-enabled transitions 942 [2021-03-26 07:31:02,389 INFO L154 LiptonReduction]: Checked pairs total: 1 [2021-03-26 07:31:02,389 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 07:31:02,389 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 352 [2021-03-26 07:31:02,390 INFO L480 AbstractCegarLoop]: Abstraction has has 308 places, 585 transitions, 14752 flow [2021-03-26 07:31:02,390 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 15.066666666666666) internal successors, (226), 15 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:02,390 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:31:02,390 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:31:02,590 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-03-26 07:31:02,590 INFO L428 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:31:02,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:31:02,591 INFO L82 PathProgramCache]: Analyzing trace with hash 1234346108, now seen corresponding path program 2 times [2021-03-26 07:31:02,591 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:31:02,591 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991292533] [2021-03-26 07:31:02,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:31:02,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:02,627 INFO L142 QuantifierPusher]: treesize reduction 18, result has 73.1 percent of original size [2021-03-26 07:31:02,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-26 07:31:02,668 INFO L142 QuantifierPusher]: treesize reduction 18, result has 73.5 percent of original size [2021-03-26 07:31:02,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-26 07:31:02,710 INFO L142 QuantifierPusher]: treesize reduction 10, result has 77.8 percent of original size [2021-03-26 07:31:02,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:02,736 INFO L142 QuantifierPusher]: treesize reduction 5, result has 80.0 percent of original size [2021-03-26 07:31:02,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:02,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:31:02,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 07:31:02,791 INFO L142 QuantifierPusher]: treesize reduction 12, result has 36.8 percent of original size [2021-03-26 07:31:02,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:02,797 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:02,798 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991292533] [2021-03-26 07:31:02,798 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1659211703] [2021-03-26 07:31:02,798 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 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 [2021-03-26 07:31:02,816 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 07:31:02,816 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:31:02,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 13 conjunts are in the unsatisfiable core [2021-03-26 07:31:02,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:31:02,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:02,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:02,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:02,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:02,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:02,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:02,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:02,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:02,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:02,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:02,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:02,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:02,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:02,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:02,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:02,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:02,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:02,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:02,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:02,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:02,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:02,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:02,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:02,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:02,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:02,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:02,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:02,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:02,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:02,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:02,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:02,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:02,892 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-03-26 07:31:02,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:02,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:02,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:31:02,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:02,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:02,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:02,913 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-03-26 07:31:02,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:02,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:02,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:02,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:02,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:02,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:02,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:02,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:31:02,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 07:31:02,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:02,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:31:02,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 07:31:02,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:02,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:02,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:31:02,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:02,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:02,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:31:02,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 07:31:02,957 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-03-26 07:31:02,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 19 [2021-03-26 07:31:02,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:31:02,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:31:02,959 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:31:02,970 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:02,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:02,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:02,974 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-26 07:31:02,974 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:37, output treesize:38 [2021-03-26 07:31:02,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:02,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:02,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:02,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:02,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:02,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:02,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:03,003 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.7 percent of original size [2021-03-26 07:31:03,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:03,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:31:03,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:31:03,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:31:03,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:03,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:03,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:03,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:03,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:03,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:03,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:03,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:03,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:03,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:03,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:03,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:03,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:03,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:03,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:03,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:03,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:03,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:03,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:03,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:03,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:03,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:03,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:03,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:03,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:03,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:03,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:03,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:03,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:03,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:03,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:03,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:03,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:03,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:03,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:03,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:03,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:03,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:03,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:03,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:03,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:03,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:03,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:03,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:03,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:03,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:03,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:03,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:03,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:03,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:03,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:03,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:03,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:03,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:03,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:03,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:03,107 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:03,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:03,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:03,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:03,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:03,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:03,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:03,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:03,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:03,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:03,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:03,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:03,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:03,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:03,120 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:03,120 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:31:03,120 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 14 [2021-03-26 07:31:03,121 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390158980] [2021-03-26 07:31:03,121 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-03-26 07:31:03,121 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:31:03,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-03-26 07:31:03,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2021-03-26 07:31:03,122 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 49 [2021-03-26 07:31:03,122 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 308 places, 585 transitions, 14752 flow. Second operand has 16 states, 16 states have (on average 15.0) internal successors, (240), 16 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:03,122 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:31:03,122 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 49 [2021-03-26 07:31:03,122 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:31:04,099 INFO L129 PetriNetUnfolder]: 571/1388 cut-off events. [2021-03-26 07:31:04,099 INFO L130 PetriNetUnfolder]: For 51746/51831 co-relation queries the response was YES. [2021-03-26 07:31:04,108 INFO L84 FinitePrefix]: Finished finitePrefix Result has 15467 conditions, 1388 events. 571/1388 cut-off events. For 51746/51831 co-relation queries the response was YES. Maximal size of possible extension queue 166. Compared 10441 event pairs, 11 based on Foata normal form. 49/1436 useless extension candidates. Maximal degree in co-relation 15215. Up to 913 conditions per place. [2021-03-26 07:31:04,114 INFO L132 encePairwiseOnDemand]: 36/49 looper letters, 546 selfloop transitions, 59 changer transitions 27/638 dead transitions. [2021-03-26 07:31:04,114 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 320 places, 638 transitions, 17091 flow [2021-03-26 07:31:04,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-26 07:31:04,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-26 07:31:04,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 236 transitions. [2021-03-26 07:31:04,115 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3704866562009419 [2021-03-26 07:31:04,115 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 236 transitions. [2021-03-26 07:31:04,116 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 236 transitions. [2021-03-26 07:31:04,116 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:31:04,116 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 236 transitions. [2021-03-26 07:31:04,116 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 18.153846153846153) internal successors, (236), 13 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:04,116 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 49.0) internal successors, (686), 14 states have internal predecessors, (686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:04,116 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 49.0) internal successors, (686), 14 states have internal predecessors, (686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:04,117 INFO L185 Difference]: Start difference. First operand has 308 places, 585 transitions, 14752 flow. Second operand 13 states and 236 transitions. [2021-03-26 07:31:04,117 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 320 places, 638 transitions, 17091 flow [2021-03-26 07:31:04,468 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 314 places, 638 transitions, 16990 flow, removed 32 selfloop flow, removed 6 redundant places. [2021-03-26 07:31:04,482 INFO L241 Difference]: Finished difference. Result has 319 places, 592 transitions, 14994 flow [2021-03-26 07:31:04,483 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=49, PETRI_DIFFERENCE_MINUEND_FLOW=14658, PETRI_DIFFERENCE_MINUEND_PLACES=302, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=585, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=52, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=529, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=14994, PETRI_PLACES=319, PETRI_TRANSITIONS=592} [2021-03-26 07:31:04,483 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 297 predicate places. [2021-03-26 07:31:04,483 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:31:04,483 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 319 places, 592 transitions, 14994 flow [2021-03-26 07:31:04,483 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 319 places, 592 transitions, 14994 flow [2021-03-26 07:31:04,490 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 316 places, 592 transitions, 14994 flow [2021-03-26 07:31:04,540 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([94] L22-1-->thread1EXIT: Formula: (not (< v_i_11 v_N_7)) InVars {N=v_N_7, i=v_i_11} OutVars{N=v_N_7, i=v_i_11} AuxVars[] AssignedVars[][584], [1538#(<= N i), Black: 505#(and (<= k (+ M 1)) (= j i) (<= k (+ i 1))), Black: 457#(and (<= k (+ M 1)) (= j i)), Black: 476#(and (<= k (+ M 1)) (<= j i)), 12#thread2EXITtrue, Black: 511#(and (<= k (+ M 1)) (<= j i) (<= k (+ i 1))), Black: 256#(and (<= k i) (<= k M) (<= j i) (<= (+ k 1) N)), 525#true, 13#thread1EXITtrue, Black: 208#(<= (+ k 1) N), Black: 258#(and (<= k M) (<= j i) (<= (+ k 1) N) (<= (+ k 1) i)), 14#L62true, Black: 260#(and (<= (+ k 1) N) (<= (+ k 1) i)), Black: 264#(and (<= k i) (<= (+ k 1) N)), Black: 1232#(and (<= (+ j 1) i) (<= k (+ M 1))), Black: 266#(and (<= (+ k 2) N) (<= (+ k 1) i)), Black: 1281#(and (<= N i) (<= k i)), Black: 1283#(and (<= N i) (<= k i) (<= (+ j k) (+ M i))), Black: 252#(and (<= k M) (<= j i) (<= (+ k 1) N)), Black: 205#(<= k i), Black: 1040#(and (<= (+ k 1) N) (<= (+ k 1) i)), Black: 980#(<= k i), Black: 1271#(and (<= (+ j 1) i) (<= k (+ M 1)) (<= k i)), Black: 1289#(and (<= k i) (<= (+ j k) (+ M i))), Black: 1275#(and (<= (+ j k 1) (+ M i)) (<= (+ j 1) i) (<= k (+ M 1)) (<= k i)), Black: 1291#(and (<= (+ j k 1) (+ M i)) (<= k i)), 1306#true, 26#thread3EXITtrue, 282#(<= N (+ i 1)), Black: 1827#(and (<= 0 l) (<= k (+ i 2)) (<= i 0) (< l N) (<= k N)), 44#(<= (+ M 1) N), Black: 1769#(or (<= (+ i 1) N) (and (= l 0) (= (select A l) (select B l))) (and (= i (+ l 1)) (= (select A l) (select B l)))), Black: 1819#(and (or (<= (+ i 1) N) (and (= l 0) (= (select A l) (select B l))) (and (= i (+ l 1)) (= (select A l) (select B l)))) (or (and (= l i) (= l 0)) (= N (+ l 1)) (< k N)) (<= k N)), Black: 1821#(and (<= 0 l) (<= i 0) (or (= l i) (not (= l 0)) (<= k l)) (<= j (+ i 1)) (<= k M) (<= (+ l 1) N) (<= (+ k 1) N)), Black: 47#(and (<= (+ k 1) N) (<= (+ M 1) N)), 1843#true, Black: 768#(<= (+ k 1) N), Black: 816#(and (<= (+ j 1) i) (<= k M) (< (+ j 1) N) (<= (+ k 1) N)), Black: 52#(and (<= 1 N) (= j i) (= j 0)), Black: 53#(<= (+ i 1) N), 57#true, Black: 528#(and (<= k (+ M 1)) (= j i)), Black: 547#(and (<= k (+ M 1)) (<= j i)), Black: 575#(and (<= N (+ M 1)) (<= k (+ M 1)) (<= j i) (<= (+ j 1) M)), 585#(<= N (+ i 1)), Black: 325#(and (<= k M) (<= j i) (<= N (+ i 1))), Black: 327#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 280#(<= k i), Black: 1536#(<= (+ j k) (+ M i)), Black: 281#(<= k (+ i 1)), Black: 1585#(and (<= (+ N j) (+ M i)) (<= N i)), Black: 1607#(and (<= N i) (<= (+ j k) (+ M i))), Black: 1559#(and (<= (+ j 1) i) (<= k (+ M 1))), Black: 1593#(and (<= N (+ M 1)) (<= (+ j 1) i) (<= k (+ M 1))), Black: 1609#(and (<= (+ N j) (+ M i)) (<= (+ j k) (+ M i))), 1624#true, Black: 1111#(and (<= (+ k 1) N) (<= (+ k 1) i)), Black: 1097#(and (<= (+ j 1) i) (<= k M) (<= (+ k 1) N)), Black: 1099#(and (<= (+ j 1) i) (<= k M) (<= (+ k 1) N) (<= (+ k 1) i)), Black: 1361#(and (<= (+ j k 1) (+ M i)) (<= N (+ M 1)) (<= (+ j 1) i) (<= k (+ M 1))), Black: 1363#(and (<= (+ j k 1) (+ M i)) (<= N (+ M 1)) (<= (+ j 1) i) (<= k (+ M 1)) (<= (+ j 1) M)), Black: 1052#(<= (+ k 1) N), Black: 1367#(and (<= (+ j k 1) (+ M i)) (<= (+ N j) (+ M i)) (<= (+ j 1) M)), 1117#true, Black: 1369#(and (<= (+ j k 1) (+ M i)) (<= (+ N j) (+ M i))), Black: 105#(and (or (not (= l 0)) (= (select A l) (select B l))) (or (= l 0) (< 0 l)) (exists ((v_k_23 Int)) (and (= (select A v_k_23) (select B v_k_23)) (< v_k_23 N) (<= 0 v_k_23))) (<= 0 k) (<= i 1) (< l N) (< k N)), Black: 111#(and (or (not (= l 0)) (= (select A l) (select B l))) (or (= l 0) (< 0 l)) (exists ((v_k_23 Int)) (and (= (select A v_k_23) (select B v_k_23)) (< v_k_23 N) (<= 0 v_k_23))) (<= i 1) (< l N)), 122#true, Black: 630#(and (<= N (+ M 1)) (<= k (+ M 1)) (= j i)), Black: 632#(and (<= N (+ M 1)) (<= k (+ M 1)) (<= j i)), Black: 1909#(and (<= 0 l) (or (= l i) (not (= l 0)) (= N (+ l 1)) (< k N)) (<= i 0) (<= k (+ M 1)) (<= j (+ i 1)) (< l N) (<= k N)), Black: 1911#(and (<= 0 l) (<= k (+ i 2)) (<= i 0) (<= k (+ M 1)) (<= j (+ i 1)) (< l N) (<= k N)), Black: 1913#(and (or (= l 0) (<= (+ i 1) N) (= i (+ l 1))) (= (select A l) (select B l))), Black: 889#(and (<= (+ j k 1) (+ M i)) (<= k (+ M 1)) (< (+ j 1) N)), Black: 1850#(or (<= (+ i 1) N) (and (= l 0) (= (select A l) (select B l))) (and (= i (+ l 1)) (= (select A l) (select B l)))), Black: 858#(and (<= k (+ M 1)) (< (+ j 1) N)), Black: 1917#(and (<= 0 l) (exists ((v_i_101 Int)) (and (= (select A v_i_101) (select B v_i_101)) (<= N (+ v_i_101 2)) (<= v_i_101 0))) (exists ((v_i_101 Int) (i Int)) (and (< i (+ v_i_101 3)) (= (select A v_i_101) (select B v_i_101)) (< l i) (<= v_i_101 0) (< l (+ v_i_101 2)) (= (select A (+ i (- 1))) (select B (+ i (- 1)))))) (< i (+ N 1)) (= (select A (+ i (- 1))) (select B (+ i (- 1)))) (< l N)), Black: 891#(and (<= k (+ M 1)) (< (+ j 1) N) (<= (+ k 1) N)), Black: 893#(and (<= (+ j k 1) (+ M i)) (<= k (+ M 1)) (< (+ j 1) N) (<= (+ k 1) N)), Black: 342#(<= k i), Black: 391#(and (<= k i) (<= (+ k 1) N)), Black: 343#(<= k (+ i 1)), 396#true, 908#(<= N i), Black: 1684#(and (or (= l i) (not (= l 0))) (<= 0 l) (<= k (+ i 2)) (<= i 0) (< l N)), Black: 1629#(and (or (<= (+ k 1) N) (= (select A l) (select (store (store B i (select A i)) (+ i 1) (select A (+ i 1))) l))) (or (= l i) (not (= l 0)))), 1692#true, Black: 1442#(and (<= (+ j k 1) (+ M i)) (<= (+ j 1) i) (<= k (+ M 1)) (< (+ j 1) N) (<= (+ j 1) M)), Black: 1379#(<= (+ j k) (+ M i)), Black: 1446#(and (<= (+ j k 1) (+ M i)) (<= (+ j 1) M) (<= (+ j k 1) (+ N M))), Black: 1121#(<= (+ j k) (+ M i)), Black: 1187#(and (<= (+ j k 1) (+ M i)) (<= (+ j 1) i) (<= k (+ M 1)) (<= k i) (<= (+ k 1) N)), Black: 1189#(and (<= (+ j k 1) (+ M i)) (<= (+ j 1) i) (<= k (+ M 1)) (<= k i)), Black: 1191#(and (<= k i) (<= (+ j k) (+ M i))), Black: 1144#(and (<= (+ j 1) i) (<= k (+ M 1))), Black: 1193#(and (<= (+ j k 1) (+ M i)) (<= k i) (<= (+ k 1) N)), Black: 1195#(and (<= (+ j k 1) (+ M i)) (<= k i)), Black: 1181#(and (<= (+ j 1) i) (<= k (+ M 1)) (<= k i)), Black: 695#(and (<= k (+ M 1)) (<= j i) (< (+ j 1) N) (<= (+ k 1) N)), 1211#(<= N i), Black: 179#(and (<= k M) (<= j i) (<= (+ j k 1) (+ N M))), Black: 132#(and (<= k M) (<= j i)), Black: 183#(and (<= k (+ M 1)) (< (+ j 1) N) (<= (+ j 1) M)), Black: 187#(and (<= (+ j k 1) (+ M i)) (<= k (+ M 1)) (< (+ j 1) N) (<= (+ j 1) M)), Black: 156#(and (<= k (+ M 1)) (< (+ j 1) N)), Black: 448#(and (<= k (+ M 1)) (<= j i) (< (+ j 1) N) (<= (+ j 1) M)), Black: 173#(and (<= k M) (= j i) (<= (+ j k 1) (+ N M))), Black: 175#(and (<= (+ j 1) i) (<= k M) (<= (+ j k 1) (+ N M))), Black: 418#(and (<= k (+ M 1)) (<= j i)), Black: 399#(and (<= k (+ M 1)) (= j i)), Black: 963#(and (<= N i) (<= k i)), 202#true, Black: 902#true, 459#(<= N (+ i 1)), Black: 906#(<= (+ k 1) i), Black: 907#(<= k i), Black: 1698#(and (or (<= (+ k 1) N) (= (select A l) (select B l))) (or (not (= l 0)) (= (select A l) (select B l)))), Black: 1754#(and (or (not (= l 0)) (= (select A l) (select B l))) (<= 0 l) (exists ((v_i_99 Int)) (and (<= v_i_99 0) (= (select B v_i_99) (select A v_i_99)) (<= k (+ v_i_99 2)) (= (select A (+ v_i_99 1)) (select B (+ v_i_99 1))))) (< l N)), Black: 721#(and (<= k (+ M 1)) (<= j i)), Black: 1522#(and (<= (+ k 1) N) (<= (+ j k 1) (+ N M)) (<= (+ j k) (+ M i))), Black: 758#(and (<= k (+ M 1)) (<= j i) (<= k (+ i 1)) (<= (+ k 1) N)), Black: 1524#(and (<= (+ j k 1) (+ M i)) (<= (+ j 1) i) (<= k (+ M 1)) (< (+ j 1) N) (<= (+ k 1) N)), Black: 1516#(and (<= (+ j k 1) (+ M i)) (<= (+ k 1) N) (<= (+ j k 1) (+ N M))), Black: 1455#(<= (+ j k) (+ M i))]) [2021-03-26 07:31:04,540 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-26 07:31:04,540 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-26 07:31:04,540 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-26 07:31:04,540 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-26 07:31:04,649 INFO L129 PetriNetUnfolder]: 497/1249 cut-off events. [2021-03-26 07:31:04,649 INFO L130 PetriNetUnfolder]: For 46557/46641 co-relation queries the response was YES. [2021-03-26 07:31:04,658 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13257 conditions, 1249 events. 497/1249 cut-off events. For 46557/46641 co-relation queries the response was YES. Maximal size of possible extension queue 149. Compared 9497 event pairs, 4 based on Foata normal form. 5/1242 useless extension candidates. Maximal degree in co-relation 13080. Up to 349 conditions per place. [2021-03-26 07:31:04,672 INFO L142 LiptonReduction]: Number of co-enabled transitions 964 [2021-03-26 07:31:04,711 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:31:04,712 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:31:04,712 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 229 [2021-03-26 07:31:04,712 INFO L480 AbstractCegarLoop]: Abstraction has has 316 places, 592 transitions, 14994 flow [2021-03-26 07:31:04,712 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 15.0) internal successors, (240), 16 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:04,712 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:31:04,712 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:31:04,912 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-03-26 07:31:04,913 INFO L428 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:31:04,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:31:04,913 INFO L82 PathProgramCache]: Analyzing trace with hash 1555908649, now seen corresponding path program 1 times [2021-03-26 07:31:04,913 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:31:04,913 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301242524] [2021-03-26 07:31:04,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:31:04,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:04,949 INFO L142 QuantifierPusher]: treesize reduction 24, result has 71.4 percent of original size [2021-03-26 07:31:04,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-26 07:31:04,996 INFO L142 QuantifierPusher]: treesize reduction 25, result has 67.1 percent of original size [2021-03-26 07:31:04,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-26 07:31:05,044 INFO L142 QuantifierPusher]: treesize reduction 37, result has 68.4 percent of original size [2021-03-26 07:31:05,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-26 07:31:05,109 INFO L142 QuantifierPusher]: treesize reduction 20, result has 60.8 percent of original size [2021-03-26 07:31:05,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 07:31:05,129 INFO L142 QuantifierPusher]: treesize reduction 20, result has 60.0 percent of original size [2021-03-26 07:31:05,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 07:31:05,149 INFO L142 QuantifierPusher]: treesize reduction 5, result has 82.8 percent of original size [2021-03-26 07:31:05,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 07:31:05,163 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:05,164 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301242524] [2021-03-26 07:31:05,164 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1288458095] [2021-03-26 07:31:05,164 INFO L95 rtionOrderModulation]: Keeping assertion order 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 [2021-03-26 07:31:05,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:05,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 18 conjunts are in the unsatisfiable core [2021-03-26 07:31:05,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:31:05,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:05,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:05,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:05,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:05,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:05,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:05,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:05,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:05,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:05,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:05,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:05,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:05,223 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.6 percent of original size [2021-03-26 07:31:05,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 07:31:05,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:05,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:05,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:05,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:05,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:05,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 07:31:05,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:05,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 07:31:05,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:05,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 07:31:05,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-03-26 07:31:05,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:05,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:05,260 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:31:05,268 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:05,269 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-26 07:31:05,269 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:30, output treesize:29 [2021-03-26 07:31:05,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:05,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:05,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:05,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:05,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:05,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:05,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-26 07:31:05,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-26 07:31:05,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-26 07:31:05,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-26 07:31:05,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:05,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:05,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:05,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:05,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-26 07:31:05,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-26 07:31:05,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:31:05,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 22 [2021-03-26 07:31:05,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:31:05,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:31:05,308 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:31:05,321 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:05,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:31:05,323 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-26 07:31:05,323 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:42, output treesize:41 [2021-03-26 07:31:05,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:05,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:31:05,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:05,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:31:05,348 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-26 07:31:05,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:05,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-26 07:31:05,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:05,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-26 07:31:05,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:05,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:05,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:05,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:05,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:05,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:05,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:31:05,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-26 07:31:05,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:31:05,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-26 07:31:05,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:05,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 07:31:05,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:05,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:05,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 07:31:05,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:05,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:31:05,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-26 07:31:05,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:31:05,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:31:05,398 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-26 07:31:05,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 27 [2021-03-26 07:31:05,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:31:05,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:31:05,401 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:31:05,412 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:05,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:05,415 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-26 07:31:05,415 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:46, output treesize:30 [2021-03-26 07:31:05,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:05,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:05,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:05,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:05,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:05,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:05,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:05,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:05,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:05,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:05,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:05,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:05,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:05,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:05,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:05,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:05,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:05,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:05,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,454 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:05,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:05,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,456 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:05,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:05,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:05,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:05,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:05,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:05,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:05,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:05,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,462 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:05,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:05,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:05,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:05,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:05,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:05,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:05,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:05,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,468 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:05,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:05,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:05,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:05,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:05,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:05,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:05,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:05,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:05,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:05,475 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:05,475 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:31:05,475 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2021-03-26 07:31:05,475 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698603863] [2021-03-26 07:31:05,475 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-26 07:31:05,475 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:31:05,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-26 07:31:05,476 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2021-03-26 07:31:05,476 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 49 [2021-03-26 07:31:05,477 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 316 places, 592 transitions, 14994 flow. Second operand has 14 states, 14 states have (on average 15.142857142857142) internal successors, (212), 14 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:05,477 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:31:05,477 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 49 [2021-03-26 07:31:05,477 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:31:06,267 INFO L129 PetriNetUnfolder]: 757/1803 cut-off events. [2021-03-26 07:31:06,267 INFO L130 PetriNetUnfolder]: For 63326/63401 co-relation queries the response was YES. [2021-03-26 07:31:06,284 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20022 conditions, 1803 events. 757/1803 cut-off events. For 63326/63401 co-relation queries the response was YES. Maximal size of possible extension queue 222. Compared 14305 event pairs, 19 based on Foata normal form. 60/1863 useless extension candidates. Maximal degree in co-relation 19781. Up to 944 conditions per place. [2021-03-26 07:31:06,292 INFO L132 encePairwiseOnDemand]: 37/49 looper letters, 607 selfloop transitions, 74 changer transitions 160/847 dead transitions. [2021-03-26 07:31:06,292 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 327 places, 847 transitions, 22548 flow [2021-03-26 07:31:06,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-26 07:31:06,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-03-26 07:31:06,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 219 transitions. [2021-03-26 07:31:06,293 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.37244897959183676 [2021-03-26 07:31:06,293 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 219 transitions. [2021-03-26 07:31:06,293 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 219 transitions. [2021-03-26 07:31:06,293 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:31:06,293 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 219 transitions. [2021-03-26 07:31:06,293 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 18.25) internal successors, (219), 12 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:06,294 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 49.0) internal successors, (637), 13 states have internal predecessors, (637), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:06,294 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 49.0) internal successors, (637), 13 states have internal predecessors, (637), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:06,294 INFO L185 Difference]: Start difference. First operand has 316 places, 592 transitions, 14994 flow. Second operand 12 states and 219 transitions. [2021-03-26 07:31:06,294 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 327 places, 847 transitions, 22548 flow [2021-03-26 07:31:06,652 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 320 places, 847 transitions, 22422 flow, removed 41 selfloop flow, removed 7 redundant places. [2021-03-26 07:31:06,669 INFO L241 Difference]: Finished difference. Result has 325 places, 621 transitions, 15650 flow [2021-03-26 07:31:06,669 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=49, PETRI_DIFFERENCE_MINUEND_FLOW=14877, PETRI_DIFFERENCE_MINUEND_PLACES=309, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=592, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=40, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=522, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=15650, PETRI_PLACES=325, PETRI_TRANSITIONS=621} [2021-03-26 07:31:06,669 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 303 predicate places. [2021-03-26 07:31:06,670 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:31:06,670 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 325 places, 621 transitions, 15650 flow [2021-03-26 07:31:06,670 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 325 places, 621 transitions, 15650 flow [2021-03-26 07:31:06,676 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 322 places, 621 transitions, 15650 flow [2021-03-26 07:31:06,964 INFO L129 PetriNetUnfolder]: 569/1368 cut-off events. [2021-03-26 07:31:06,964 INFO L130 PetriNetUnfolder]: For 52177/52212 co-relation queries the response was YES. [2021-03-26 07:31:06,973 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14984 conditions, 1368 events. 569/1368 cut-off events. For 52177/52212 co-relation queries the response was YES. Maximal size of possible extension queue 161. Compared 10240 event pairs, 6 based on Foata normal form. 16/1381 useless extension candidates. Maximal degree in co-relation 14804. Up to 399 conditions per place. [2021-03-26 07:31:06,984 INFO L142 LiptonReduction]: Number of co-enabled transitions 982 [2021-03-26 07:31:07,165 INFO L154 LiptonReduction]: Checked pairs total: 1 [2021-03-26 07:31:07,165 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 07:31:07,165 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 495 [2021-03-26 07:31:07,165 INFO L480 AbstractCegarLoop]: Abstraction has has 322 places, 621 transitions, 15677 flow [2021-03-26 07:31:07,166 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 15.142857142857142) internal successors, (212), 14 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:07,166 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:31:07,166 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:31:07,379 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-03-26 07:31:07,380 INFO L428 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:31:07,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:31:07,380 INFO L82 PathProgramCache]: Analyzing trace with hash -1880022490, now seen corresponding path program 1 times [2021-03-26 07:31:07,380 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:31:07,380 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575119683] [2021-03-26 07:31:07,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:31:07,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:07,392 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:31:07,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:07,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:07,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:07,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:31:07,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:07,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:07,416 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:07,417 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575119683] [2021-03-26 07:31:07,417 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2044305460] [2021-03-26 07:31:07,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-03-26 07:31:07,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:07,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 07:31:07,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:31:07,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:07,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:07,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:07,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:07,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:07,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:07,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:07,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:07,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:07,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:07,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:07,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:07,471 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.1 percent of original size [2021-03-26 07:31:07,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:07,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:07,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:31:07,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:07,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:07,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:07,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:31:07,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:07,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:07,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:07,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:07,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:07,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:07,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:07,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:07,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:07,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:07,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:07,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:07,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:07,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:07,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:07,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:07,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:07,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:07,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:07,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:07,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:07,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:31:07,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:31:07,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:07,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:07,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:31:07,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:07,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:07,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:31:07,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:31:07,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:31:07,501 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:31:07,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:07,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:07,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:07,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:07,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:07,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:07,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:07,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:07,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:07,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:07,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:07,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:07,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:07,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:07,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:07,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:07,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:07,510 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:07,510 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:31:07,510 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-26 07:31:07,510 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20609753] [2021-03-26 07:31:07,510 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 07:31:07,510 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:31:07,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 07:31:07,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-03-26 07:31:07,512 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 51 [2021-03-26 07:31:07,512 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 322 places, 621 transitions, 15677 flow. Second operand has 8 states, 8 states have (on average 18.125) internal successors, (145), 8 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:07,512 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:31:07,512 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 51 [2021-03-26 07:31:07,512 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:31:08,280 INFO L129 PetriNetUnfolder]: 664/1580 cut-off events. [2021-03-26 07:31:08,281 INFO L130 PetriNetUnfolder]: For 63992/64069 co-relation queries the response was YES. [2021-03-26 07:31:08,295 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18486 conditions, 1580 events. 664/1580 cut-off events. For 63992/64069 co-relation queries the response was YES. Maximal size of possible extension queue 182. Compared 11965 event pairs, 27 based on Foata normal form. 45/1625 useless extension candidates. Maximal degree in co-relation 18257. Up to 699 conditions per place. [2021-03-26 07:31:08,304 INFO L132 encePairwiseOnDemand]: 36/51 looper letters, 445 selfloop transitions, 232 changer transitions 0/684 dead transitions. [2021-03-26 07:31:08,305 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 333 places, 684 transitions, 18995 flow [2021-03-26 07:31:08,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-26 07:31:08,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-03-26 07:31:08,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 270 transitions. [2021-03-26 07:31:08,306 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4411764705882353 [2021-03-26 07:31:08,306 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 270 transitions. [2021-03-26 07:31:08,306 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 270 transitions. [2021-03-26 07:31:08,306 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:31:08,306 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 270 transitions. [2021-03-26 07:31:08,307 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 22.5) internal successors, (270), 12 states have internal predecessors, (270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:08,308 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 51.0) internal successors, (663), 13 states have internal predecessors, (663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:08,308 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 51.0) internal successors, (663), 13 states have internal predecessors, (663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:08,308 INFO L185 Difference]: Start difference. First operand has 322 places, 621 transitions, 15677 flow. Second operand 12 states and 270 transitions. [2021-03-26 07:31:08,308 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 333 places, 684 transitions, 18995 flow [2021-03-26 07:31:08,696 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 327 places, 684 transitions, 18815 flow, removed 51 selfloop flow, removed 6 redundant places. [2021-03-26 07:31:08,710 INFO L241 Difference]: Finished difference. Result has 332 places, 654 transitions, 17381 flow [2021-03-26 07:31:08,711 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=51, PETRI_DIFFERENCE_MINUEND_FLOW=15546, PETRI_DIFFERENCE_MINUEND_PLACES=316, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=621, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=206, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=409, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=17381, PETRI_PLACES=332, PETRI_TRANSITIONS=654} [2021-03-26 07:31:08,711 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 310 predicate places. [2021-03-26 07:31:08,711 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:31:08,711 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 332 places, 654 transitions, 17381 flow [2021-03-26 07:31:08,711 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 332 places, 654 transitions, 17381 flow [2021-03-26 07:31:08,718 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 332 places, 654 transitions, 17381 flow [2021-03-26 07:31:09,019 INFO L129 PetriNetUnfolder]: 613/1514 cut-off events. [2021-03-26 07:31:09,019 INFO L130 PetriNetUnfolder]: For 68187/68246 co-relation queries the response was YES. [2021-03-26 07:31:09,034 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17274 conditions, 1514 events. 613/1514 cut-off events. For 68187/68246 co-relation queries the response was YES. Maximal size of possible extension queue 186. Compared 11814 event pairs, 15 based on Foata normal form. 4/1511 useless extension candidates. Maximal degree in co-relation 17091. Up to 454 conditions per place. [2021-03-26 07:31:09,054 INFO L142 LiptonReduction]: Number of co-enabled transitions 1030 [2021-03-26 07:31:09,107 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:31:09,107 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:31:09,107 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 396 [2021-03-26 07:31:09,107 INFO L480 AbstractCegarLoop]: Abstraction has has 332 places, 654 transitions, 17381 flow [2021-03-26 07:31:09,107 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 18.125) internal successors, (145), 8 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:09,107 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:31:09,107 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:31:09,308 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,29 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:31:09,308 INFO L428 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:31:09,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:31:09,308 INFO L82 PathProgramCache]: Analyzing trace with hash -1590499243, now seen corresponding path program 1 times [2021-03-26 07:31:09,308 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:31:09,309 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754046251] [2021-03-26 07:31:09,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:31:09,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:09,321 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:31:09,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:09,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:09,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:09,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:09,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:09,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:09,348 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:09,348 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754046251] [2021-03-26 07:31:09,348 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [447759927] [2021-03-26 07:31:09,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-03-26 07:31:09,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:09,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 07:31:09,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:31:09,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:09,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:09,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:09,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:09,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:09,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:09,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:09,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:09,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:09,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:09,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:09,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:09,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:09,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:09,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:09,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:09,391 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.1 percent of original size [2021-03-26 07:31:09,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:09,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:09,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:31:09,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:09,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:09,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:09,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:31:09,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:09,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:09,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:09,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:09,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:09,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:09,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:09,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:09,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:09,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:09,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:09,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,405 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:09,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:09,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:31:09,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:09,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:09,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:31:09,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:09,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:09,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:09,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:09,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:09,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:09,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:09,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:09,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:09,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:09,419 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:31:09,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:09,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:09,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:09,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:09,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:09,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:09,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:09,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:09,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:09,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:09,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:09,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:09,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:09,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:09,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:09,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:09,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:09,427 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:09,427 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:31:09,427 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-26 07:31:09,427 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444245246] [2021-03-26 07:31:09,428 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 07:31:09,428 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:31:09,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 07:31:09,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-03-26 07:31:09,430 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 51 [2021-03-26 07:31:09,430 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 332 places, 654 transitions, 17381 flow. Second operand has 8 states, 8 states have (on average 18.125) internal successors, (145), 8 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:09,430 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:31:09,430 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 51 [2021-03-26 07:31:09,430 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:31:10,145 INFO L129 PetriNetUnfolder]: 678/1639 cut-off events. [2021-03-26 07:31:10,145 INFO L130 PetriNetUnfolder]: For 76697/76740 co-relation queries the response was YES. [2021-03-26 07:31:10,162 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19961 conditions, 1639 events. 678/1639 cut-off events. For 76697/76740 co-relation queries the response was YES. Maximal size of possible extension queue 192. Compared 12697 event pairs, 28 based on Foata normal form. 37/1676 useless extension candidates. Maximal degree in co-relation 19727. Up to 1014 conditions per place. [2021-03-26 07:31:10,172 INFO L132 encePairwiseOnDemand]: 38/51 looper letters, 561 selfloop transitions, 124 changer transitions 0/692 dead transitions. [2021-03-26 07:31:10,173 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 343 places, 692 transitions, 20258 flow [2021-03-26 07:31:10,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-26 07:31:10,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-03-26 07:31:10,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 262 transitions. [2021-03-26 07:31:10,173 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.42810457516339867 [2021-03-26 07:31:10,173 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 262 transitions. [2021-03-26 07:31:10,174 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 262 transitions. [2021-03-26 07:31:10,174 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:31:10,174 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 262 transitions. [2021-03-26 07:31:10,174 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 21.833333333333332) internal successors, (262), 12 states have internal predecessors, (262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:10,174 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 51.0) internal successors, (663), 13 states have internal predecessors, (663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:10,175 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 51.0) internal successors, (663), 13 states have internal predecessors, (663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:10,175 INFO L185 Difference]: Start difference. First operand has 332 places, 654 transitions, 17381 flow. Second operand 12 states and 262 transitions. [2021-03-26 07:31:10,175 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 343 places, 692 transitions, 20258 flow [2021-03-26 07:31:10,628 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 336 places, 692 transitions, 19841 flow, removed 166 selfloop flow, removed 7 redundant places. [2021-03-26 07:31:10,642 INFO L241 Difference]: Finished difference. Result has 339 places, 672 transitions, 18037 flow [2021-03-26 07:31:10,642 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=51, PETRI_DIFFERENCE_MINUEND_FLOW=17105, PETRI_DIFFERENCE_MINUEND_PLACES=325, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=654, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=111, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=538, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=18037, PETRI_PLACES=339, PETRI_TRANSITIONS=672} [2021-03-26 07:31:10,642 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 317 predicate places. [2021-03-26 07:31:10,643 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:31:10,643 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 339 places, 672 transitions, 18037 flow [2021-03-26 07:31:10,643 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 339 places, 672 transitions, 18037 flow [2021-03-26 07:31:10,649 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 339 places, 672 transitions, 18037 flow [2021-03-26 07:31:10,918 INFO L129 PetriNetUnfolder]: 628/1571 cut-off events. [2021-03-26 07:31:10,918 INFO L130 PetriNetUnfolder]: For 73197/73283 co-relation queries the response was YES. [2021-03-26 07:31:10,933 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18085 conditions, 1571 events. 628/1571 cut-off events. For 73197/73283 co-relation queries the response was YES. Maximal size of possible extension queue 190. Compared 12462 event pairs, 18 based on Foata normal form. 13/1576 useless extension candidates. Maximal degree in co-relation 17899. Up to 472 conditions per place. [2021-03-26 07:31:10,949 INFO L142 LiptonReduction]: Number of co-enabled transitions 1068 [2021-03-26 07:31:10,999 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:31:10,999 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:31:11,000 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 357 [2021-03-26 07:31:11,000 INFO L480 AbstractCegarLoop]: Abstraction has has 339 places, 672 transitions, 18037 flow [2021-03-26 07:31:11,000 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 18.125) internal successors, (145), 8 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:11,000 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:31:11,000 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:31:11,203 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2021-03-26 07:31:11,204 INFO L428 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:31:11,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:31:11,204 INFO L82 PathProgramCache]: Analyzing trace with hash -1588307431, now seen corresponding path program 2 times [2021-03-26 07:31:11,204 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:31:11,204 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374831550] [2021-03-26 07:31:11,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:31:11,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:11,214 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:31:11,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:11,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:11,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:11,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:31:11,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:31:11,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:11,240 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:11,240 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374831550] [2021-03-26 07:31:11,240 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [879535573] [2021-03-26 07:31:11,240 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 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 [2021-03-26 07:31:11,264 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 07:31:11,264 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:31:11,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 07:31:11,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:31:11,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:11,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:11,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:11,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:11,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:11,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:11,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:11,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:11,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:11,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:11,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:11,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:11,281 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.1 percent of original size [2021-03-26 07:31:11,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:11,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:11,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:31:11,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:11,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:11,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:11,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:31:11,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:11,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:11,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:11,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:11,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:11,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:11,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:11,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:11,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:11,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:11,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:11,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:11,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:11,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:11,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:11,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:11,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:11,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:11,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:11,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:11,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:11,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:31:11,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:31:11,298 INFO L142 QuantifierPusher]: treesize reduction 1, result has 87.5 percent of original size [2021-03-26 07:31:11,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:11,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:11,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:11,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:31:11,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:31:11,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:31:11,302 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 07:31:11,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:11,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:11,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:11,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:11,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:11,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:11,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:11,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:11,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:11,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:11,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:11,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:11,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:11,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:11,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:11,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:11,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:11,309 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:11,309 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:31:11,310 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-26 07:31:11,310 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697811750] [2021-03-26 07:31:11,310 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 07:31:11,310 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:31:11,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 07:31:11,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-03-26 07:31:11,311 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 51 [2021-03-26 07:31:11,311 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 339 places, 672 transitions, 18037 flow. Second operand has 8 states, 8 states have (on average 18.125) internal successors, (145), 8 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:11,311 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:31:11,311 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 51 [2021-03-26 07:31:11,311 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:31:12,068 INFO L129 PetriNetUnfolder]: 709/1746 cut-off events. [2021-03-26 07:31:12,068 INFO L130 PetriNetUnfolder]: For 85135/85276 co-relation queries the response was YES. [2021-03-26 07:31:12,089 INFO L84 FinitePrefix]: Finished finitePrefix Result has 21465 conditions, 1746 events. 709/1746 cut-off events. For 85135/85276 co-relation queries the response was YES. Maximal size of possible extension queue 206. Compared 13880 event pairs, 19 based on Foata normal form. 82/1828 useless extension candidates. Maximal degree in co-relation 21228. Up to 552 conditions per place. [2021-03-26 07:31:12,098 INFO L132 encePairwiseOnDemand]: 37/51 looper letters, 408 selfloop transitions, 312 changer transitions 0/727 dead transitions. [2021-03-26 07:31:12,098 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 355 places, 727 transitions, 21411 flow [2021-03-26 07:31:12,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-26 07:31:12,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-03-26 07:31:12,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 358 transitions. [2021-03-26 07:31:12,099 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4129181084198385 [2021-03-26 07:31:12,099 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 358 transitions. [2021-03-26 07:31:12,099 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 358 transitions. [2021-03-26 07:31:12,099 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:31:12,099 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 358 transitions. [2021-03-26 07:31:12,100 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 21.058823529411764) internal successors, (358), 17 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) [2021-03-26 07:31:12,101 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 51.0) internal successors, (918), 18 states have internal predecessors, (918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:12,101 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 51.0) internal successors, (918), 18 states have internal predecessors, (918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:12,101 INFO L185 Difference]: Start difference. First operand has 339 places, 672 transitions, 18037 flow. Second operand 17 states and 358 transitions. [2021-03-26 07:31:12,101 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 355 places, 727 transitions, 21411 flow [2021-03-26 07:31:12,508 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 349 places, 727 transitions, 21206 flow, removed 64 selfloop flow, removed 6 redundant places. [2021-03-26 07:31:12,571 INFO L241 Difference]: Finished difference. Result has 355 places, 711 transitions, 20180 flow [2021-03-26 07:31:12,572 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=51, PETRI_DIFFERENCE_MINUEND_FLOW=17827, PETRI_DIFFERENCE_MINUEND_PLACES=333, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=671, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=280, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=378, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=20180, PETRI_PLACES=355, PETRI_TRANSITIONS=711} [2021-03-26 07:31:12,572 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 333 predicate places. [2021-03-26 07:31:12,572 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:31:12,572 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 355 places, 711 transitions, 20180 flow [2021-03-26 07:31:12,572 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 355 places, 711 transitions, 20180 flow [2021-03-26 07:31:12,579 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 355 places, 711 transitions, 20180 flow [2021-03-26 07:31:12,849 INFO L129 PetriNetUnfolder]: 658/1670 cut-off events. [2021-03-26 07:31:12,849 INFO L130 PetriNetUnfolder]: For 86191/86262 co-relation queries the response was YES. [2021-03-26 07:31:12,865 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20221 conditions, 1670 events. 658/1670 cut-off events. For 86191/86262 co-relation queries the response was YES. Maximal size of possible extension queue 199. Compared 13619 event pairs, 18 based on Foata normal form. 4/1664 useless extension candidates. Maximal degree in co-relation 20026. Up to 498 conditions per place. [2021-03-26 07:31:12,879 INFO L142 LiptonReduction]: Number of co-enabled transitions 1100 [2021-03-26 07:31:12,936 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:31:12,936 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:31:12,937 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 365 [2021-03-26 07:31:12,937 INFO L480 AbstractCegarLoop]: Abstraction has has 355 places, 711 transitions, 20180 flow [2021-03-26 07:31:12,937 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 18.125) internal successors, (145), 8 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:12,937 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:31:12,937 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:31:13,137 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:31:13,138 INFO L428 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:31:13,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:31:13,138 INFO L82 PathProgramCache]: Analyzing trace with hash -1587712785, now seen corresponding path program 3 times [2021-03-26 07:31:13,138 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:31:13,138 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130869096] [2021-03-26 07:31:13,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:31:13,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:13,148 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:31:13,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:13,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:13,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:13,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:31:13,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:13,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:13,172 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:13,172 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130869096] [2021-03-26 07:31:13,172 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [456583677] [2021-03-26 07:31:13,172 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 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 [2021-03-26 07:31:13,209 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-26 07:31:13,209 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:31:13,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 07:31:13,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:31:13,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:13,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:13,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:13,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:13,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:13,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:13,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:13,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:13,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:13,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:13,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:13,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:13,226 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.1 percent of original size [2021-03-26 07:31:13,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:13,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:13,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:31:13,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:13,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:13,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:13,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:31:13,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:13,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:13,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:13,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:13,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:13,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:13,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:13,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:13,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:13,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:13,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:13,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:13,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:13,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:13,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:13,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:13,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:13,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:13,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:13,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:13,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:13,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:31:13,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:31:13,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:13,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:13,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:31:13,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:13,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:13,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:31:13,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:31:13,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:31:13,254 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:31:13,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:13,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:13,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:13,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:13,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:13,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:13,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:13,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:13,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:13,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:13,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:13,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:13,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:13,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:13,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:13,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:13,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:13,263 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:13,263 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:31:13,263 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-26 07:31:13,263 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990521384] [2021-03-26 07:31:13,263 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 07:31:13,264 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:31:13,264 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 07:31:13,264 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-03-26 07:31:13,264 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 51 [2021-03-26 07:31:13,264 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 355 places, 711 transitions, 20180 flow. Second operand has 8 states, 8 states have (on average 18.125) internal successors, (145), 8 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:13,264 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:31:13,265 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 51 [2021-03-26 07:31:13,265 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:31:13,905 INFO L129 PetriNetUnfolder]: 705/1752 cut-off events. [2021-03-26 07:31:13,905 INFO L130 PetriNetUnfolder]: For 90943/91016 co-relation queries the response was YES. [2021-03-26 07:31:13,922 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22169 conditions, 1752 events. 705/1752 cut-off events. For 90943/91016 co-relation queries the response was YES. Maximal size of possible extension queue 208. Compared 14078 event pairs, 31 based on Foata normal form. 49/1801 useless extension candidates. Maximal degree in co-relation 21924. Up to 798 conditions per place. [2021-03-26 07:31:13,977 INFO L132 encePairwiseOnDemand]: 37/51 looper letters, 480 selfloop transitions, 246 changer transitions 0/733 dead transitions. [2021-03-26 07:31:13,977 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 367 places, 733 transitions, 22320 flow [2021-03-26 07:31:13,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-26 07:31:13,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-26 07:31:13,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 285 transitions. [2021-03-26 07:31:13,978 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4298642533936652 [2021-03-26 07:31:13,978 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 285 transitions. [2021-03-26 07:31:13,978 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 285 transitions. [2021-03-26 07:31:13,978 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:31:13,978 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 285 transitions. [2021-03-26 07:31:13,979 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 21.923076923076923) internal successors, (285), 13 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:13,979 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 51.0) internal successors, (714), 14 states have internal predecessors, (714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:13,979 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 51.0) internal successors, (714), 14 states have internal predecessors, (714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:13,979 INFO L185 Difference]: Start difference. First operand has 355 places, 711 transitions, 20180 flow. Second operand 13 states and 285 transitions. [2021-03-26 07:31:13,979 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 367 places, 733 transitions, 22320 flow [2021-03-26 07:31:14,531 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 358 places, 733 transitions, 21934 flow, removed 145 selfloop flow, removed 9 redundant places. [2021-03-26 07:31:14,547 INFO L241 Difference]: Finished difference. Result has 360 places, 712 transitions, 20486 flow [2021-03-26 07:31:14,548 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=51, PETRI_DIFFERENCE_MINUEND_FLOW=19661, PETRI_DIFFERENCE_MINUEND_PLACES=346, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=707, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=242, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=463, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=20486, PETRI_PLACES=360, PETRI_TRANSITIONS=712} [2021-03-26 07:31:14,548 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 338 predicate places. [2021-03-26 07:31:14,548 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:31:14,548 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 360 places, 712 transitions, 20486 flow [2021-03-26 07:31:14,548 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 360 places, 712 transitions, 20486 flow [2021-03-26 07:31:14,555 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 360 places, 712 transitions, 20486 flow [2021-03-26 07:31:14,819 INFO L129 PetriNetUnfolder]: 652/1669 cut-off events. [2021-03-26 07:31:14,819 INFO L130 PetriNetUnfolder]: For 86688/86761 co-relation queries the response was YES. [2021-03-26 07:31:14,834 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20239 conditions, 1669 events. 652/1669 cut-off events. For 86688/86761 co-relation queries the response was YES. Maximal size of possible extension queue 206. Compared 13715 event pairs, 15 based on Foata normal form. 13/1679 useless extension candidates. Maximal degree in co-relation 20043. Up to 502 conditions per place. [2021-03-26 07:31:14,849 INFO L142 LiptonReduction]: Number of co-enabled transitions 1120 [2021-03-26 07:31:14,906 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:31:14,906 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:31:14,906 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 358 [2021-03-26 07:31:14,907 INFO L480 AbstractCegarLoop]: Abstraction has has 360 places, 712 transitions, 20486 flow [2021-03-26 07:31:14,907 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 18.125) internal successors, (145), 8 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:14,907 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:31:14,907 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:31:15,112 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2021-03-26 07:31:15,112 INFO L428 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:31:15,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:31:15,112 INFO L82 PathProgramCache]: Analyzing trace with hash 1614431727, now seen corresponding path program 1 times [2021-03-26 07:31:15,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:31:15,112 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337738968] [2021-03-26 07:31:15,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:31:15,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:15,122 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:31:15,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:15,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:15,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:15,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:15,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:15,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:15,144 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:15,144 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337738968] [2021-03-26 07:31:15,144 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [691067888] [2021-03-26 07:31:15,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-03-26 07:31:15,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:15,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 07:31:15,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:31:15,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:15,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:15,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:15,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:15,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:15,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:15,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:15,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:15,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:15,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:15,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:15,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:15,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:15,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:15,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:15,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:15,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:15,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:15,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:15,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:31:15,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:31:15,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:31:15,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:15,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:15,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:15,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:15,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:15,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:15,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:15,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:15,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:15,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:15,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:15,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:15,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:15,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:15,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:31:15,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:15,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:15,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:31:15,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:15,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:15,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:15,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:15,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:15,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:15,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:15,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:15,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:15,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:15,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:15,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:15,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:15,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:15,227 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:31:15,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:15,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:15,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:15,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:15,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:15,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:15,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:15,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:15,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:15,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:15,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:15,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:15,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:15,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:15,232 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:15,233 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:31:15,233 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-26 07:31:15,233 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494805120] [2021-03-26 07:31:15,233 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 07:31:15,233 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:31:15,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 07:31:15,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-03-26 07:31:15,233 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 51 [2021-03-26 07:31:15,233 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 360 places, 712 transitions, 20486 flow. Second operand has 8 states, 8 states have (on average 18.125) internal successors, (145), 8 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:15,234 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:31:15,234 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 51 [2021-03-26 07:31:15,234 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:31:15,890 INFO L129 PetriNetUnfolder]: 731/1791 cut-off events. [2021-03-26 07:31:15,890 INFO L130 PetriNetUnfolder]: For 94799/94862 co-relation queries the response was YES. [2021-03-26 07:31:15,913 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22819 conditions, 1791 events. 731/1791 cut-off events. For 94799/94862 co-relation queries the response was YES. Maximal size of possible extension queue 208. Compared 14315 event pairs, 23 based on Foata normal form. 29/1820 useless extension candidates. Maximal degree in co-relation 22574. Up to 1283 conditions per place. [2021-03-26 07:31:15,925 INFO L132 encePairwiseOnDemand]: 41/51 looper letters, 695 selfloop transitions, 40 changer transitions 0/742 dead transitions. [2021-03-26 07:31:15,926 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 368 places, 742 transitions, 22723 flow [2021-03-26 07:31:15,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-26 07:31:15,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-26 07:31:15,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 201 transitions. [2021-03-26 07:31:15,927 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.43790849673202614 [2021-03-26 07:31:15,927 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 201 transitions. [2021-03-26 07:31:15,927 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 201 transitions. [2021-03-26 07:31:15,927 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:31:15,927 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 201 transitions. [2021-03-26 07:31:15,927 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 22.333333333333332) internal successors, (201), 9 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) [2021-03-26 07:31:15,928 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 51.0) internal successors, (510), 10 states have internal predecessors, (510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:15,928 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 51.0) internal successors, (510), 10 states have internal predecessors, (510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:15,928 INFO L185 Difference]: Start difference. First operand has 360 places, 712 transitions, 20486 flow. Second operand 9 states and 201 transitions. [2021-03-26 07:31:15,928 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 368 places, 742 transitions, 22723 flow [2021-03-26 07:31:16,420 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 358 places, 742 transitions, 22499 flow, removed 2 selfloop flow, removed 10 redundant places. [2021-03-26 07:31:16,435 INFO L241 Difference]: Finished difference. Result has 363 places, 722 transitions, 20730 flow [2021-03-26 07:31:16,435 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=51, PETRI_DIFFERENCE_MINUEND_FLOW=20262, PETRI_DIFFERENCE_MINUEND_PLACES=350, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=712, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=31, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=679, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=20730, PETRI_PLACES=363, PETRI_TRANSITIONS=722} [2021-03-26 07:31:16,435 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 341 predicate places. [2021-03-26 07:31:16,435 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:31:16,436 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 363 places, 722 transitions, 20730 flow [2021-03-26 07:31:16,436 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 363 places, 722 transitions, 20730 flow [2021-03-26 07:31:16,442 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 363 places, 722 transitions, 20730 flow [2021-03-26 07:31:16,723 INFO L129 PetriNetUnfolder]: 672/1708 cut-off events. [2021-03-26 07:31:16,723 INFO L130 PetriNetUnfolder]: For 94258/94357 co-relation queries the response was YES. [2021-03-26 07:31:16,740 INFO L84 FinitePrefix]: Finished finitePrefix Result has 21015 conditions, 1708 events. 672/1708 cut-off events. For 94258/94357 co-relation queries the response was YES. Maximal size of possible extension queue 204. Compared 14021 event pairs, 15 based on Foata normal form. 9/1708 useless extension candidates. Maximal degree in co-relation 20815. Up to 514 conditions per place. [2021-03-26 07:31:16,756 INFO L142 LiptonReduction]: Number of co-enabled transitions 1142 [2021-03-26 07:31:16,962 INFO L154 LiptonReduction]: Checked pairs total: 3 [2021-03-26 07:31:16,962 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 07:31:16,962 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 527 [2021-03-26 07:31:16,963 INFO L480 AbstractCegarLoop]: Abstraction has has 363 places, 722 transitions, 20734 flow [2021-03-26 07:31:16,963 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 18.125) internal successors, (145), 8 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:16,963 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:31:16,963 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:31:17,167 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2021-03-26 07:31:17,168 INFO L428 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:31:17,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:31:17,168 INFO L82 PathProgramCache]: Analyzing trace with hash -1651931878, now seen corresponding path program 1 times [2021-03-26 07:31:17,168 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:31:17,168 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074922478] [2021-03-26 07:31:17,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:31:17,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:17,178 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-26 07:31:17,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:31:17,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:31:17,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:17,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:17,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:17,195 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 07:31:17,195 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074922478] [2021-03-26 07:31:17,195 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1227856157] [2021-03-26 07:31:17,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-03-26 07:31:17,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:17,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 07:31:17,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:31:17,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:31:17,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:17,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:17,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:17,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:17,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:31:17,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:17,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:17,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:31:17,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:17,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:17,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:17,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:17,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:17,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:17,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:31:17,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:17,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:17,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:31:17,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:17,263 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-26 07:31:17,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:31:17,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:17,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:31:17,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:17,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:17,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:17,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:17,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:17,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:17,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:17,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:17,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:17,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:17,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:17,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:17,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:17,270 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:17,271 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:31:17,271 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-03-26 07:31:17,271 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803287149] [2021-03-26 07:31:17,271 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-26 07:31:17,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:31:17,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-26 07:31:17,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-03-26 07:31:17,271 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 52 [2021-03-26 07:31:17,272 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 363 places, 722 transitions, 20734 flow. Second operand has 10 states, 10 states have (on average 19.4) internal successors, (194), 10 states have internal predecessors, (194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:17,272 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:31:17,272 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 52 [2021-03-26 07:31:17,272 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:31:17,995 INFO L129 PetriNetUnfolder]: 740/1809 cut-off events. [2021-03-26 07:31:17,995 INFO L130 PetriNetUnfolder]: For 102737/102774 co-relation queries the response was YES. [2021-03-26 07:31:18,012 INFO L84 FinitePrefix]: Finished finitePrefix Result has 23602 conditions, 1809 events. 740/1809 cut-off events. For 102737/102774 co-relation queries the response was YES. Maximal size of possible extension queue 210. Compared 14421 event pairs, 25 based on Foata normal form. 24/1833 useless extension candidates. Maximal degree in co-relation 23350. Up to 1301 conditions per place. [2021-03-26 07:31:18,021 INFO L132 encePairwiseOnDemand]: 40/52 looper letters, 701 selfloop transitions, 36 changer transitions 0/744 dead transitions. [2021-03-26 07:31:18,021 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 371 places, 744 transitions, 22993 flow [2021-03-26 07:31:18,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-26 07:31:18,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-26 07:31:18,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 205 transitions. [2021-03-26 07:31:18,022 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.43803418803418803 [2021-03-26 07:31:18,022 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 205 transitions. [2021-03-26 07:31:18,022 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 205 transitions. [2021-03-26 07:31:18,022 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:31:18,022 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 205 transitions. [2021-03-26 07:31:18,023 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 22.77777777777778) internal successors, (205), 9 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:18,023 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 52.0) internal successors, (520), 10 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:18,023 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 52.0) internal successors, (520), 10 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:18,023 INFO L185 Difference]: Start difference. First operand has 363 places, 722 transitions, 20734 flow. Second operand 9 states and 205 transitions. [2021-03-26 07:31:18,023 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 371 places, 744 transitions, 22993 flow [2021-03-26 07:31:18,593 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 369 places, 744 transitions, 22717 flow, removed 120 selfloop flow, removed 2 redundant places. [2021-03-26 07:31:18,610 INFO L241 Difference]: Finished difference. Result has 372 places, 728 transitions, 20854 flow [2021-03-26 07:31:18,611 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=52, PETRI_DIFFERENCE_MINUEND_FLOW=20496, PETRI_DIFFERENCE_MINUEND_PLACES=361, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=722, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=31, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=690, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=20854, PETRI_PLACES=372, PETRI_TRANSITIONS=728} [2021-03-26 07:31:18,611 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 350 predicate places. [2021-03-26 07:31:18,611 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:31:18,611 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 372 places, 728 transitions, 20854 flow [2021-03-26 07:31:18,611 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 372 places, 728 transitions, 20854 flow [2021-03-26 07:31:18,618 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 372 places, 728 transitions, 20854 flow [2021-03-26 07:31:18,902 INFO L129 PetriNetUnfolder]: 678/1719 cut-off events. [2021-03-26 07:31:18,902 INFO L130 PetriNetUnfolder]: For 97929/98038 co-relation queries the response was YES. [2021-03-26 07:31:18,918 INFO L84 FinitePrefix]: Finished finitePrefix Result has 21413 conditions, 1719 events. 678/1719 cut-off events. For 97929/98038 co-relation queries the response was YES. Maximal size of possible extension queue 207. Compared 14141 event pairs, 14 based on Foata normal form. 17/1726 useless extension candidates. Maximal degree in co-relation 21209. Up to 521 conditions per place. [2021-03-26 07:31:18,935 INFO L142 LiptonReduction]: Number of co-enabled transitions 1150 [2021-03-26 07:31:19,166 INFO L154 LiptonReduction]: Checked pairs total: 1 [2021-03-26 07:31:19,166 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 07:31:19,166 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 555 [2021-03-26 07:31:19,167 INFO L480 AbstractCegarLoop]: Abstraction has has 372 places, 728 transitions, 20856 flow [2021-03-26 07:31:19,167 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 19.4) internal successors, (194), 10 states have internal predecessors, (194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:19,167 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:31:19,167 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:31:19,367 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-03-26 07:31:19,367 INFO L428 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:31:19,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:31:19,368 INFO L82 PathProgramCache]: Analyzing trace with hash 1843464935, now seen corresponding path program 1 times [2021-03-26 07:31:19,368 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:31:19,368 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542908401] [2021-03-26 07:31:19,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:31:19,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:19,401 INFO L142 QuantifierPusher]: treesize reduction 24, result has 62.5 percent of original size [2021-03-26 07:31:19,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:19,430 INFO L142 QuantifierPusher]: treesize reduction 24, result has 60.7 percent of original size [2021-03-26 07:31:19,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 07:31:19,460 INFO L142 QuantifierPusher]: treesize reduction 27, result has 53.4 percent of original size [2021-03-26 07:31:19,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 07:31:19,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 07:31:19,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:19,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-26 07:31:19,595 INFO L142 QuantifierPusher]: treesize reduction 12, result has 36.8 percent of original size [2021-03-26 07:31:19,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:19,602 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:19,603 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542908401] [2021-03-26 07:31:19,603 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [212114327] [2021-03-26 07:31:19,603 INFO L95 rtionOrderModulation]: Keeping assertion order 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 [2021-03-26 07:31:19,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:19,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 14 conjunts are in the unsatisfiable core [2021-03-26 07:31:19,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:31:19,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:19,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:19,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:19,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:19,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:19,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:19,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:19,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:19,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:19,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:19,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:19,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:19,657 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.2 percent of original size [2021-03-26 07:31:19,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:19,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:31:19,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:19,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:31:19,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:19,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:19,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:19,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:19,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:19,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:19,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:19,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:19,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:19,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:19,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:19,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:19,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:19,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:19,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:19,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:19,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:19,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:19,724 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-03-26 07:31:19,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:19,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:19,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:19,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:19,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:19,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 07:31:19,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 07:31:19,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 07:31:19,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-03-26 07:31:19,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 07:31:19,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 07:31:19,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 07:31:19,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-03-26 07:31:19,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:31:19,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:31:19,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:31:19,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 34 [2021-03-26 07:31:19,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:19,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:19,763 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:31:19,772 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:19,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 07:31:19,774 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-26 07:31:19,774 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:40, output treesize:43 [2021-03-26 07:31:19,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:19,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 07:31:19,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:19,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 07:31:19,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:19,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 07:31:19,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:19,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 07:31:19,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:19,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 07:31:19,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:19,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 07:31:19,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:19,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 07:31:19,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:19,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 07:31:19,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:19,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 07:31:19,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:19,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 07:31:19,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:19,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 07:31:19,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:19,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 07:31:19,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:19,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 07:31:19,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:19,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 07:31:19,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:19,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 07:31:19,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:19,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 07:31:19,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:19,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 07:31:19,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:19,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 07:31:19,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:19,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 07:31:19,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:19,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 07:31:19,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:19,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 07:31:19,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,834 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:19,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:19,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:19,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 07:31:19,835 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:19,836 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:31:19,836 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 13 [2021-03-26 07:31:19,836 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085654554] [2021-03-26 07:31:19,836 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-26 07:31:19,836 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:31:19,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-26 07:31:19,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=167, Unknown=0, NotChecked=0, Total=210 [2021-03-26 07:31:19,837 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 53 [2021-03-26 07:31:19,837 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 372 places, 728 transitions, 20856 flow. Second operand has 15 states, 15 states have (on average 15.066666666666666) internal successors, (226), 15 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:19,837 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:31:19,837 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 53 [2021-03-26 07:31:19,837 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:31:21,040 INFO L129 PetriNetUnfolder]: 758/1876 cut-off events. [2021-03-26 07:31:21,040 INFO L130 PetriNetUnfolder]: For 110063/110128 co-relation queries the response was YES. [2021-03-26 07:31:21,060 INFO L84 FinitePrefix]: Finished finitePrefix Result has 24716 conditions, 1876 events. 758/1876 cut-off events. For 110063/110128 co-relation queries the response was YES. Maximal size of possible extension queue 221. Compared 15263 event pairs, 23 based on Foata normal form. 49/1923 useless extension candidates. Maximal degree in co-relation 24458. Up to 1325 conditions per place. [2021-03-26 07:31:21,071 INFO L132 encePairwiseOnDemand]: 37/53 looper letters, 674 selfloop transitions, 79 changer transitions 17/776 dead transitions. [2021-03-26 07:31:21,071 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 386 places, 776 transitions, 23907 flow [2021-03-26 07:31:21,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-26 07:31:21,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-03-26 07:31:21,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 269 transitions. [2021-03-26 07:31:21,072 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3383647798742138 [2021-03-26 07:31:21,072 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 269 transitions. [2021-03-26 07:31:21,072 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 269 transitions. [2021-03-26 07:31:21,073 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:31:21,073 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 269 transitions. [2021-03-26 07:31:21,073 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 17.933333333333334) internal successors, (269), 15 states have internal predecessors, (269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:21,074 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 53.0) internal successors, (848), 16 states have internal predecessors, (848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:21,074 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 53.0) internal successors, (848), 16 states have internal predecessors, (848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:21,074 INFO L185 Difference]: Start difference. First operand has 372 places, 728 transitions, 20856 flow. Second operand 15 states and 269 transitions. [2021-03-26 07:31:21,074 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 386 places, 776 transitions, 23907 flow [2021-03-26 07:31:21,803 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 384 places, 776 transitions, 23648 flow, removed 113 selfloop flow, removed 2 redundant places. [2021-03-26 07:31:21,820 INFO L241 Difference]: Finished difference. Result has 390 places, 742 transitions, 21348 flow [2021-03-26 07:31:21,821 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=53, PETRI_DIFFERENCE_MINUEND_FLOW=20609, PETRI_DIFFERENCE_MINUEND_PLACES=370, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=728, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=64, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=652, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=21348, PETRI_PLACES=390, PETRI_TRANSITIONS=742} [2021-03-26 07:31:21,821 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 368 predicate places. [2021-03-26 07:31:21,821 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:31:21,821 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 390 places, 742 transitions, 21348 flow [2021-03-26 07:31:21,821 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 390 places, 742 transitions, 21348 flow [2021-03-26 07:31:21,831 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 386 places, 742 transitions, 21348 flow [2021-03-26 07:31:22,195 INFO L129 PetriNetUnfolder]: 689/1746 cut-off events. [2021-03-26 07:31:22,195 INFO L130 PetriNetUnfolder]: For 105800/105922 co-relation queries the response was YES. [2021-03-26 07:31:22,214 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22261 conditions, 1746 events. 689/1746 cut-off events. For 105800/105922 co-relation queries the response was YES. Maximal size of possible extension queue 206. Compared 14351 event pairs, 14 based on Foata normal form. 10/1743 useless extension candidates. Maximal degree in co-relation 22050. Up to 534 conditions per place. [2021-03-26 07:31:22,234 INFO L142 LiptonReduction]: Number of co-enabled transitions 1150 [2021-03-26 07:31:22,296 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:31:22,296 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:31:22,296 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 475 [2021-03-26 07:31:22,296 INFO L480 AbstractCegarLoop]: Abstraction has has 386 places, 742 transitions, 21348 flow [2021-03-26 07:31:22,296 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 15.066666666666666) internal successors, (226), 15 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:22,297 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:31:22,297 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:31:22,504 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-03-26 07:31:22,504 INFO L428 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:31:22,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:31:22,505 INFO L82 PathProgramCache]: Analyzing trace with hash -1880617136, now seen corresponding path program 2 times [2021-03-26 07:31:22,505 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:31:22,505 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433068187] [2021-03-26 07:31:22,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:31:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:22,516 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:31:22,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:22,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:22,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:22,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:31:22,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:31:22,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:22,540 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:22,540 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433068187] [2021-03-26 07:31:22,541 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [407523923] [2021-03-26 07:31:22,541 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 [2021-03-26 07:31:22,568 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 07:31:22,568 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:31:22,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 07:31:22,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:31:22,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:22,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:22,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:22,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:22,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:22,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:22,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:22,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:22,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:22,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:22,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:22,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:22,585 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.1 percent of original size [2021-03-26 07:31:22,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:22,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:22,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:31:22,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:22,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:22,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:22,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:31:22,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:22,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:22,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:22,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:22,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:22,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:22,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:22,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:22,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:22,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:22,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:22,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:22,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:22,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:22,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:22,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:22,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:22,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:22,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:22,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:22,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:22,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:31:22,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:31:22,602 INFO L142 QuantifierPusher]: treesize reduction 1, result has 87.5 percent of original size [2021-03-26 07:31:22,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:22,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:22,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:22,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:31:22,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:31:22,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:31:22,605 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 07:31:22,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:22,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:22,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:22,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:22,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:22,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:22,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:22,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:22,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:22,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:22,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:22,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:22,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:22,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:22,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:22,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:22,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:22,613 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:22,613 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:31:22,613 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-26 07:31:22,613 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521899818] [2021-03-26 07:31:22,613 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 07:31:22,614 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:31:22,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 07:31:22,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-03-26 07:31:22,614 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 53 [2021-03-26 07:31:22,614 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 386 places, 742 transitions, 21348 flow. Second operand has 8 states, 8 states have (on average 18.125) internal successors, (145), 8 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:22,614 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:31:22,614 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 53 [2021-03-26 07:31:22,614 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:31:23,641 INFO L129 PetriNetUnfolder]: 750/1827 cut-off events. [2021-03-26 07:31:23,642 INFO L130 PetriNetUnfolder]: For 111214/111244 co-relation queries the response was YES. [2021-03-26 07:31:23,661 INFO L84 FinitePrefix]: Finished finitePrefix Result has 24548 conditions, 1827 events. 750/1827 cut-off events. For 111214/111244 co-relation queries the response was YES. Maximal size of possible extension queue 213. Compared 14609 event pairs, 22 based on Foata normal form. 32/1857 useless extension candidates. Maximal degree in co-relation 24279. Up to 569 conditions per place. [2021-03-26 07:31:23,671 INFO L132 encePairwiseOnDemand]: 38/53 looper letters, 443 selfloop transitions, 315 changer transitions 1/766 dead transitions. [2021-03-26 07:31:23,672 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 400 places, 766 transitions, 24014 flow [2021-03-26 07:31:23,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-26 07:31:23,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-03-26 07:31:23,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 322 transitions. [2021-03-26 07:31:23,673 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4050314465408805 [2021-03-26 07:31:23,673 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 322 transitions. [2021-03-26 07:31:23,673 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 322 transitions. [2021-03-26 07:31:23,673 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:31:23,673 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 322 transitions. [2021-03-26 07:31:23,674 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 21.466666666666665) internal successors, (322), 15 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:23,674 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 53.0) internal successors, (848), 16 states have internal predecessors, (848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:23,675 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 53.0) internal successors, (848), 16 states have internal predecessors, (848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:23,675 INFO L185 Difference]: Start difference. First operand has 386 places, 742 transitions, 21348 flow. Second operand 15 states and 322 transitions. [2021-03-26 07:31:23,675 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 400 places, 766 transitions, 24014 flow [2021-03-26 07:31:24,382 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 393 places, 766 transitions, 23752 flow, removed 99 selfloop flow, removed 7 redundant places. [2021-03-26 07:31:24,458 INFO L241 Difference]: Finished difference. Result has 396 places, 749 transitions, 22411 flow [2021-03-26 07:31:24,458 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=53, PETRI_DIFFERENCE_MINUEND_FLOW=21074, PETRI_DIFFERENCE_MINUEND_PLACES=379, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=741, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=307, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=431, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=22411, PETRI_PLACES=396, PETRI_TRANSITIONS=749} [2021-03-26 07:31:24,458 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 374 predicate places. [2021-03-26 07:31:24,458 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:31:24,459 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 396 places, 749 transitions, 22411 flow [2021-03-26 07:31:24,459 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 396 places, 749 transitions, 22411 flow [2021-03-26 07:31:24,467 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 395 places, 749 transitions, 22411 flow [2021-03-26 07:31:24,592 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([94] L22-1-->thread1EXIT: Formula: (not (< v_i_11 v_N_7)) InVars {N=v_N_7, i=v_i_11} OutVars{N=v_N_7, i=v_i_11} AuxVars[] AssignedVars[][102], [1538#(<= N i), 7#L44-1true, Black: 2000#(<= k (+ i 2)), Black: 505#(and (<= k (+ M 1)) (= j i) (<= k (+ i 1))), Black: 2001#(<= k i), Black: 457#(and (<= k (+ M 1)) (= j i)), Black: 2054#(and (<= k i) (<= (+ k 1) N)), Black: 476#(and (<= k (+ M 1)) (<= j i)), Black: 1999#(<= k (+ i 1)), Black: 511#(and (<= k (+ M 1)) (<= j i) (<= k (+ i 1))), 12#thread2EXITtrue, Black: 256#(and (<= k i) (<= k M) (<= j i) (<= (+ k 1) N)), 525#true, 2061#true, 13#thread1EXITtrue, Black: 208#(<= (+ k 1) N), Black: 258#(and (<= k M) (<= j i) (<= (+ k 1) N) (<= (+ k 1) i)), 14#L62true, Black: 260#(and (<= (+ k 1) N) (<= (+ k 1) i)), Black: 264#(and (<= k i) (<= (+ k 1) N)), Black: 1232#(and (<= (+ j 1) i) (<= k (+ M 1))), Black: 266#(and (<= (+ k 2) N) (<= (+ k 1) i)), Black: 1281#(and (<= N i) (<= k i)), Black: 1283#(and (<= N i) (<= k i) (<= (+ j k) (+ M i))), Black: 252#(and (<= k M) (<= j i) (<= (+ k 1) N)), Black: 1040#(and (<= (+ k 1) N) (<= (+ k 1) i)), Black: 205#(<= k i), Black: 980#(<= k i), Black: 1271#(and (<= (+ j 1) i) (<= k (+ M 1)) (<= k i)), Black: 1289#(and (<= k i) (<= (+ j k) (+ M i))), Black: 2272#(<= (+ i 1) N), Black: 1275#(and (<= (+ j k 1) (+ M i)) (<= (+ j 1) i) (<= k (+ M 1)) (<= k i)), Black: 2324#(and (<= (+ i 1) N) (<= (+ i 1) k)), Black: 1291#(and (<= (+ j k 1) (+ M i)) (<= k i)), Black: 2314#(and (<= (+ i 1) N) (= j i) (<= M k)), Black: 2316#(and (<= (+ i 1) N) (<= i j) (<= M k) (<= (+ i 1) k)), Black: 2318#(and (<= (+ i 1) N) (<= i j) (<= M k) (<= (+ i 2) k)), 1306#true, 282#(<= N (+ i 1)), 2334#true, Black: 1827#(and (<= 0 l) (<= k (+ i 2)) (<= i 0) (< l N) (<= k N)), 44#(<= (+ M 1) N), Black: 1769#(or (<= (+ i 1) N) (and (= l 0) (= (select A l) (select B l))) (and (= i (+ l 1)) (= (select A l) (select B l)))), Black: 1819#(and (or (<= (+ i 1) N) (and (= l 0) (= (select A l) (select B l))) (and (= i (+ l 1)) (= (select A l) (select B l)))) (or (and (= l i) (= l 0)) (= N (+ l 1)) (< k N)) (<= k N)), Black: 1821#(and (<= 0 l) (<= i 0) (or (= l i) (not (= l 0)) (<= k l)) (<= j (+ i 1)) (<= k M) (<= (+ l 1) N) (<= (+ k 1) N)), Black: 47#(and (<= (+ k 1) N) (<= (+ M 1) N)), Black: 768#(<= (+ k 1) N), Black: 816#(and (<= (+ j 1) i) (<= k M) (< (+ j 1) N) (<= (+ k 1) N)), Black: 52#(and (<= 1 N) (= j i) (= j 0)), Black: 53#(<= (+ i 1) N), 57#true, Black: 547#(and (<= k (+ M 1)) (<= j i)), Black: 575#(and (<= N (+ M 1)) (<= k (+ M 1)) (<= j i) (<= (+ j 1) M)), 585#(<= N (+ i 1)), Black: 2064#(<= k (+ i 1)), Black: 325#(and (<= k M) (<= j i) (<= N (+ i 1))), Black: 2113#(and (<= k (+ i 1)) (<= (+ k 1) N)), Black: 2119#(and (<= (+ k 1) N) (<= (+ k 1) i)), Black: 327#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 280#(<= k i), Black: 1536#(<= (+ j k) (+ M i)), Black: 281#(<= k (+ i 1)), Black: 1585#(and (<= (+ N j) (+ M i)) (<= N i)), Black: 1607#(and (<= N i) (<= (+ j k) (+ M i))), Black: 1559#(and (<= (+ j 1) i) (<= k (+ M 1))), Black: 1593#(and (<= N (+ M 1)) (<= (+ j 1) i) (<= k (+ M 1))), 2134#(<= N i), Black: 1609#(and (<= (+ N j) (+ M i)) (<= (+ j k) (+ M i))), 1624#true, Black: 1111#(and (<= (+ k 1) N) (<= (+ k 1) i)), Black: 1097#(and (<= (+ j 1) i) (<= k M) (<= (+ k 1) N)), Black: 1099#(and (<= (+ j 1) i) (<= k M) (<= (+ k 1) N) (<= (+ k 1) i)), Black: 1361#(and (<= (+ j k 1) (+ M i)) (<= N (+ M 1)) (<= (+ j 1) i) (<= k (+ M 1))), Black: 1052#(<= (+ k 1) N), Black: 1363#(and (<= (+ j k 1) (+ M i)) (<= N (+ M 1)) (<= (+ j 1) i) (<= k (+ M 1)) (<= (+ j 1) M)), Black: 2339#(<= (+ i 1) N), Black: 1367#(and (<= (+ j k 1) (+ M i)) (<= (+ N j) (+ M i)) (<= (+ j 1) M)), 1117#true, Black: 2390#(and (<= (+ i 1) N) (<= i k)), Black: 1369#(and (<= (+ j k 1) (+ M i)) (<= (+ N j) (+ M i))), Black: 2394#(and (<= i 2) (< 3 N) (<= i k)), Black: 105#(and (or (not (= l 0)) (= (select A l) (select B l))) (or (= l 0) (< 0 l)) (exists ((v_k_23 Int)) (and (= (select A v_k_23) (select B v_k_23)) (< v_k_23 N) (<= 0 v_k_23))) (<= 0 k) (<= i 1) (< l N) (< k N)), Black: 111#(and (or (not (= l 0)) (= (select A l) (select B l))) (or (= l 0) (< 0 l)) (exists ((v_k_23 Int)) (and (= (select A v_k_23) (select B v_k_23)) (< v_k_23 N) (<= 0 v_k_23))) (<= i 1) (< l N)), 122#true, Black: 630#(and (<= N (+ M 1)) (<= k (+ M 1)) (= j i)), Black: 632#(and (<= N (+ M 1)) (<= k (+ M 1)) (<= j i)), Black: 1909#(and (<= 0 l) (or (= l i) (not (= l 0)) (= N (+ l 1)) (< k N)) (<= i 0) (<= k (+ M 1)) (<= j (+ i 1)) (< l N) (<= k N)), Black: 1911#(and (<= 0 l) (<= k (+ i 2)) (<= i 0) (<= k (+ M 1)) (<= j (+ i 1)) (< l N) (<= k N)), Black: 889#(and (<= (+ j k 1) (+ M i)) (<= k (+ M 1)) (< (+ j 1) N)), Black: 1850#(or (<= (+ i 1) N) (and (= l 0) (= (select A l) (select B l))) (and (= i (+ l 1)) (= (select A l) (select B l)))), Black: 858#(and (<= k (+ M 1)) (< (+ j 1) N)), Black: 891#(and (<= k (+ M 1)) (< (+ j 1) N) (<= (+ k 1) N)), Black: 893#(and (<= (+ j k 1) (+ M i)) (<= k (+ M 1)) (< (+ j 1) N) (<= (+ k 1) N)), Black: 342#(<= k i), Black: 391#(and (<= k i) (<= (+ k 1) N)), Black: 343#(<= k (+ i 1)), 396#true, 908#(<= N i), Black: 2131#(<= k (+ i 1)), Black: 2132#(<= (+ k 1) i), Black: 2133#(<= k i), Black: 2184#(and (<= N i) (<= k i)), 2200#true, Black: 1684#(and (or (= l i) (not (= l 0))) (<= 0 l) (<= k (+ i 2)) (<= i 0) (< l N)), Black: 1629#(and (or (<= (+ k 1) N) (= (select A l) (select (store (store B i (select A i)) (+ i 1) (select A (+ i 1))) l))) (or (= l i) (not (= l 0)))), 1692#true, Black: 1442#(and (<= (+ j k 1) (+ M i)) (<= (+ j 1) i) (<= k (+ M 1)) (< (+ j 1) N) (<= (+ j 1) M)), Black: 1379#(<= (+ j k) (+ M i)), Black: 1446#(and (<= (+ j k 1) (+ M i)) (<= (+ j 1) M) (<= (+ j k 1) (+ N M))), Black: 2407#(or (<= (+ i 1) N) (and (= (+ l 2) i) (= (select A l) (select B l))) (and (= l 0) (= (select A l) (select B l))) (and (= i (+ l 1)) (= (select A l) (select B l)))), Black: 2457#(and (or (and (= l i) (= l 0)) (and (= (+ l 2) N) (<= k N)) (and (= N (+ l 1)) (<= k N)) (<= (+ k 1) N)) (or (<= (+ i 1) N) (and (= (+ l 2) i) (= (select A l) (select B l))) (and (= l 0) (= (select A l) (select B l))) (and (= i (+ l 1)) (= (select A l) (select B l))))), Black: 1121#(<= (+ j k) (+ M i)), Black: 1187#(and (<= (+ j k 1) (+ M i)) (<= (+ j 1) i) (<= k (+ M 1)) (<= k i) (<= (+ k 1) N)), Black: 2463#(and (<= 0 l) (<= i 0) (<= k (+ i 3)) (or (= l i) (<= k N)) (< l N)), Black: 1189#(and (<= (+ j k 1) (+ M i)) (<= (+ j 1) i) (<= k (+ M 1)) (<= k i)), Black: 1191#(and (<= k i) (<= (+ j k) (+ M i))), Black: 1144#(and (<= (+ j 1) i) (<= k (+ M 1))), Black: 1193#(and (<= (+ j k 1) (+ M i)) (<= k i) (<= (+ k 1) N)), Black: 1195#(and (<= (+ j k 1) (+ M i)) (<= k i)), Black: 1181#(and (<= (+ j 1) i) (<= k (+ M 1)) (<= k i)), 2485#(<= N i), Black: 695#(and (<= k (+ M 1)) (<= j i) (< (+ j 1) N) (<= (+ k 1) N)), 1211#(<= N i), Black: 179#(and (<= k M) (<= j i) (<= (+ j k 1) (+ N M))), Black: 132#(and (<= k M) (<= j i)), Black: 183#(and (<= k (+ M 1)) (< (+ j 1) N) (<= (+ j 1) M)), Black: 187#(and (<= (+ j k 1) (+ M i)) (<= k (+ M 1)) (< (+ j 1) N) (<= (+ j 1) M)), Black: 156#(and (<= k (+ M 1)) (< (+ j 1) N)), Black: 448#(and (<= k (+ M 1)) (<= j i) (< (+ j 1) N) (<= (+ j 1) M)), Black: 173#(and (<= k M) (= j i) (<= (+ j k 1) (+ N M))), Black: 175#(and (<= (+ j 1) i) (<= k M) (<= (+ j k 1) (+ N M))), Black: 418#(and (<= k (+ M 1)) (<= j i)), Black: 399#(and (<= k (+ M 1)) (= j i)), Black: 1956#(and (<= 0 l) (exists ((v_k_75 Int)) (and (<= k (+ v_k_75 1)) (<= v_k_75 i) (< i (+ v_k_75 1)) (= (select B v_k_75) (select A v_k_75)))) (<= i 1) (= (select A (+ i (- 1))) (select B (+ i (- 1)))) (< l N)), Black: 1930#(or (<= (+ i 1) N) (= (select A l) (select B l))), Black: 963#(and (<= N i) (<= k i)), 202#true, Black: 902#true, 459#(<= N (+ i 1)), Black: 906#(<= (+ k 1) i), 1996#true, Black: 907#(<= k i), Black: 2260#(and (<= (+ k 1) N) (<= (+ k 1) i)), Black: 2203#(<= k (+ i 1)), 2266#true, Black: 1698#(and (or (<= (+ k 1) N) (= (select A l) (select B l))) (or (not (= l 0)) (= (select A l) (select B l)))), Black: 1754#(and (or (not (= l 0)) (= (select A l) (select B l))) (<= 0 l) (exists ((v_i_99 Int)) (and (<= v_i_99 0) (= (select B v_i_99) (select A v_i_99)) (<= k (+ v_i_99 2)) (= (select A (+ v_i_99 1)) (select B (+ v_i_99 1))))) (< l N)), Black: 2482#(<= k (+ i 1)), Black: 2484#(<= k i), Black: 2533#(and (<= N i) (<= k i)), Black: 1522#(and (<= (+ k 1) N) (<= (+ j k 1) (+ N M)) (<= (+ j k) (+ M i))), Black: 721#(and (<= k (+ M 1)) (<= j i)), Black: 1524#(and (<= (+ j k 1) (+ M i)) (<= (+ j 1) i) (<= k (+ M 1)) (< (+ j 1) N) (<= (+ k 1) N)), Black: 758#(and (<= k (+ M 1)) (<= j i) (<= k (+ i 1)) (<= (+ k 1) N)), Black: 1516#(and (<= (+ j k 1) (+ M i)) (<= (+ k 1) N) (<= (+ j k 1) (+ N M))), Black: 1455#(<= (+ j k) (+ M i))]) [2021-03-26 07:31:24,592 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is not cut-off event [2021-03-26 07:31:24,592 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-26 07:31:24,592 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is not cut-off event [2021-03-26 07:31:24,592 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-26 07:31:24,861 INFO L129 PetriNetUnfolder]: 690/1747 cut-off events. [2021-03-26 07:31:24,862 INFO L130 PetriNetUnfolder]: For 112561/112722 co-relation queries the response was YES. [2021-03-26 07:31:24,883 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22598 conditions, 1747 events. 690/1747 cut-off events. For 112561/112722 co-relation queries the response was YES. Maximal size of possible extension queue 205. Compared 14434 event pairs, 15 based on Foata normal form. 7/1742 useless extension candidates. Maximal degree in co-relation 22336. Up to 529 conditions per place. [2021-03-26 07:31:24,903 INFO L142 LiptonReduction]: Number of co-enabled transitions 1150 [2021-03-26 07:31:24,972 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:31:24,972 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:31:24,972 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 514 [2021-03-26 07:31:24,973 INFO L480 AbstractCegarLoop]: Abstraction has has 395 places, 749 transitions, 22411 flow [2021-03-26 07:31:24,973 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 18.125) internal successors, (145), 8 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:24,973 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:31:24,973 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:31:25,174 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2021-03-26 07:31:25,175 INFO L428 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:31:25,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:31:25,175 INFO L82 PathProgramCache]: Analyzing trace with hash 2039763018, now seen corresponding path program 3 times [2021-03-26 07:31:25,175 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:31:25,175 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591223841] [2021-03-26 07:31:25,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:31:25,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:25,195 INFO L142 QuantifierPusher]: treesize reduction 18, result has 73.1 percent of original size [2021-03-26 07:31:25,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-26 07:31:25,246 INFO L142 QuantifierPusher]: treesize reduction 10, result has 79.2 percent of original size [2021-03-26 07:31:25,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:31:25,268 INFO L142 QuantifierPusher]: treesize reduction 10, result has 77.8 percent of original size [2021-03-26 07:31:25,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:25,295 INFO L142 QuantifierPusher]: treesize reduction 5, result has 84.8 percent of original size [2021-03-26 07:31:25,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 07:31:25,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:31:25,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 07:31:25,362 INFO L142 QuantifierPusher]: treesize reduction 12, result has 36.8 percent of original size [2021-03-26 07:31:25,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:25,372 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:25,372 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591223841] [2021-03-26 07:31:25,372 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1686783686] [2021-03-26 07:31:25,372 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 [2021-03-26 07:31:25,393 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-26 07:31:25,394 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:31:25,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 13 conjunts are in the unsatisfiable core [2021-03-26 07:31:25,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:31:25,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:25,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:25,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:25,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:25,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:25,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:25,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:25,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:25,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:25,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:25,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:25,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:25,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:25,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:25,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:25,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:25,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:25,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:25,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:25,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:25,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:25,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:25,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:25,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:25,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:25,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:25,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:25,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:25,478 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-03-26 07:31:25,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:25,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:25,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:25,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:25,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:25,505 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-03-26 07:31:25,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:25,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:31:25,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:25,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:25,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:25,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:31:25,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 07:31:25,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:31:25,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 07:31:25,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:31:25,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:25,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:31:25,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 07:31:25,551 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-03-26 07:31:25,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 19 [2021-03-26 07:31:25,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:31:25,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:31:25,553 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:31:25,564 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:25,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:25,567 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-26 07:31:25,567 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:37, output treesize:38 [2021-03-26 07:31:25,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:25,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:25,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:25,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:25,600 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.7 percent of original size [2021-03-26 07:31:25,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:25,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:31:25,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:31:25,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:31:25,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:25,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:25,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:25,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:25,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:25,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:25,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:25,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:25,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:25,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:25,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:25,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:25,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:25,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:25,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:25,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:25,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:25,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:25,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:25,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:25,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:25,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:25,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:25,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:25,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:25,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:25,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:25,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:25,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:25,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:25,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:25,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:25,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:25,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:25,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:25,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:25,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:25,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:25,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:25,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:25,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:25,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:25,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:25,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:25,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:25,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:25,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:25,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:25,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:25,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:25,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:25,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:25,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:25,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:25,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:25,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:25,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:25,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:25,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:25,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:25,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:25,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:25,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:25,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:25,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:25,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:25,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:25,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:25,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:25,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:31:25,713 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:25,713 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:31:25,714 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 14 [2021-03-26 07:31:25,714 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329092439] [2021-03-26 07:31:25,715 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-03-26 07:31:25,715 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:31:25,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-03-26 07:31:25,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2021-03-26 07:31:25,716 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 53 [2021-03-26 07:31:25,716 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 395 places, 749 transitions, 22411 flow. Second operand has 16 states, 16 states have (on average 15.0) internal successors, (240), 16 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:25,716 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:31:25,716 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 53 [2021-03-26 07:31:25,716 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:31:27,457 INFO L129 PetriNetUnfolder]: 804/1935 cut-off events. [2021-03-26 07:31:27,457 INFO L130 PetriNetUnfolder]: For 128245/128306 co-relation queries the response was YES. [2021-03-26 07:31:27,476 INFO L84 FinitePrefix]: Finished finitePrefix Result has 26471 conditions, 1935 events. 804/1935 cut-off events. For 128245/128306 co-relation queries the response was YES. Maximal size of possible extension queue 223. Compared 15529 event pairs, 20 based on Foata normal form. 39/1972 useless extension candidates. Maximal degree in co-relation 26189. Up to 1332 conditions per place. [2021-03-26 07:31:27,485 INFO L132 encePairwiseOnDemand]: 37/53 looper letters, 686 selfloop transitions, 96 changer transitions 16/804 dead transitions. [2021-03-26 07:31:27,486 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 410 places, 804 transitions, 25394 flow [2021-03-26 07:31:27,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-26 07:31:27,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-03-26 07:31:27,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 293 transitions. [2021-03-26 07:31:27,487 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3455188679245283 [2021-03-26 07:31:27,487 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 293 transitions. [2021-03-26 07:31:27,487 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 293 transitions. [2021-03-26 07:31:27,487 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:31:27,487 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 293 transitions. [2021-03-26 07:31:27,487 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 18.3125) internal successors, (293), 16 states have internal predecessors, (293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:27,488 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 53.0) internal successors, (901), 17 states have internal predecessors, (901), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:27,488 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 53.0) internal successors, (901), 17 states have internal predecessors, (901), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:27,488 INFO L185 Difference]: Start difference. First operand has 395 places, 749 transitions, 22411 flow. Second operand 16 states and 293 transitions. [2021-03-26 07:31:27,488 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 410 places, 804 transitions, 25394 flow [2021-03-26 07:31:28,161 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 404 places, 804 transitions, 25100 flow, removed 123 selfloop flow, removed 6 redundant places. [2021-03-26 07:31:28,177 INFO L241 Difference]: Finished difference. Result has 411 places, 771 transitions, 23010 flow [2021-03-26 07:31:28,178 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=53, PETRI_DIFFERENCE_MINUEND_FLOW=22145, PETRI_DIFFERENCE_MINUEND_PLACES=389, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=749, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=76, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=663, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=23010, PETRI_PLACES=411, PETRI_TRANSITIONS=771} [2021-03-26 07:31:28,178 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 389 predicate places. [2021-03-26 07:31:28,178 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:31:28,178 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 411 places, 771 transitions, 23010 flow [2021-03-26 07:31:28,178 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 411 places, 771 transitions, 23010 flow [2021-03-26 07:31:28,186 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 408 places, 771 transitions, 23010 flow [2021-03-26 07:31:28,519 INFO L129 PetriNetUnfolder]: 727/1802 cut-off events. [2021-03-26 07:31:28,519 INFO L130 PetriNetUnfolder]: For 122084/122170 co-relation queries the response was YES. [2021-03-26 07:31:28,539 INFO L84 FinitePrefix]: Finished finitePrefix Result has 23825 conditions, 1802 events. 727/1802 cut-off events. For 122084/122170 co-relation queries the response was YES. Maximal size of possible extension queue 208. Compared 14684 event pairs, 16 based on Foata normal form. 17/1811 useless extension candidates. Maximal degree in co-relation 23548. Up to 560 conditions per place. [2021-03-26 07:31:28,556 INFO L142 LiptonReduction]: Number of co-enabled transitions 1172 [2021-03-26 07:31:28,790 INFO L154 LiptonReduction]: Checked pairs total: 1 [2021-03-26 07:31:28,790 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 07:31:28,791 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 613 [2021-03-26 07:31:28,791 INFO L480 AbstractCegarLoop]: Abstraction has has 408 places, 771 transitions, 23062 flow [2021-03-26 07:31:28,791 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 15.0) internal successors, (240), 16 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:28,791 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:31:28,791 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:31:28,995 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2021-03-26 07:31:28,996 INFO L428 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:31:28,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:31:28,996 INFO L82 PathProgramCache]: Analyzing trace with hash 85689422, now seen corresponding path program 11 times [2021-03-26 07:31:28,996 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:31:28,996 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839053245] [2021-03-26 07:31:28,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:31:29,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:29,012 INFO L142 QuantifierPusher]: treesize reduction 5, result has 86.1 percent of original size [2021-03-26 07:31:29,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 07:31:29,029 INFO L142 QuantifierPusher]: treesize reduction 25, result has 70.2 percent of original size [2021-03-26 07:31:29,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-26 07:31:29,084 INFO L142 QuantifierPusher]: treesize reduction 7, result has 88.9 percent of original size [2021-03-26 07:31:29,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 07:31:29,123 INFO L142 QuantifierPusher]: treesize reduction 6, result has 88.0 percent of original size [2021-03-26 07:31:29,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-26 07:31:29,151 INFO L142 QuantifierPusher]: treesize reduction 6, result has 86.7 percent of original size [2021-03-26 07:31:29,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 07:31:29,197 INFO L142 QuantifierPusher]: treesize reduction 5, result has 82.8 percent of original size [2021-03-26 07:31:29,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 07:31:29,210 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:29,210 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839053245] [2021-03-26 07:31:29,210 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1214660334] [2021-03-26 07:31:29,210 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 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 [2021-03-26 07:31:29,228 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 07:31:29,228 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:31:29,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-26 07:31:29,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:31:29,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:29,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:29,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:29,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:29,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:29,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:29,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:29,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:29,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:29,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:29,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:29,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:29,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:29,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:29,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:29,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:29,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:29,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:29,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:29,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:29,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:29,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:29,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:29,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:29,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:29,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:29,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:29,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:29,293 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.5 percent of original size [2021-03-26 07:31:29,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:29,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:29,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:29,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:29,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:29,309 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-03-26 07:31:29,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:29,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:29,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:29,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:29,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:29,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:31:29,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 07:31:29,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:31:29,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 07:31:29,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:31:29,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:29,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:31:29,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 07:31:29,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:31:29,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 19 [2021-03-26 07:31:29,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:31:29,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:31:29,338 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:31:29,347 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:29,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:29,350 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-26 07:31:29,350 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:29, output treesize:30 [2021-03-26 07:31:29,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:29,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:29,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:29,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:29,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:29,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:29,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:29,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:29,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:29,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:29,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:29,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:29,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:29,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:29,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:29,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:29,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:29,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:29,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:29,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:29,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,398 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:29,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:29,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:29,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:29,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:29,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:29,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:29,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:29,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,405 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:29,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:29,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:29,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:29,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:29,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:29,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:29,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:29,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:29,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:29,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:29,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:29,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:29,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:29,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,421 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:29,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:29,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:29,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:29,422 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:29,422 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:31:29,422 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2021-03-26 07:31:29,422 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018738158] [2021-03-26 07:31:29,423 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-26 07:31:29,423 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:31:29,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-26 07:31:29,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2021-03-26 07:31:29,423 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 55 [2021-03-26 07:31:29,424 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 408 places, 771 transitions, 23062 flow. Second operand has 14 states, 14 states have (on average 15.142857142857142) internal successors, (212), 14 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:29,424 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:31:29,424 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 55 [2021-03-26 07:31:29,424 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:31:31,107 INFO L129 PetriNetUnfolder]: 793/1906 cut-off events. [2021-03-26 07:31:31,108 INFO L130 PetriNetUnfolder]: For 126276/126377 co-relation queries the response was YES. [2021-03-26 07:31:31,137 INFO L84 FinitePrefix]: Finished finitePrefix Result has 26579 conditions, 1906 events. 793/1906 cut-off events. For 126276/126377 co-relation queries the response was YES. Maximal size of possible extension queue 214. Compared 15190 event pairs, 35 based on Foata normal form. 35/1939 useless extension candidates. Maximal degree in co-relation 26286. Up to 1495 conditions per place. [2021-03-26 07:31:31,151 INFO L132 encePairwiseOnDemand]: 40/55 looper letters, 727 selfloop transitions, 54 changer transitions 15/802 dead transitions. [2021-03-26 07:31:31,151 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 426 places, 802 transitions, 25588 flow [2021-03-26 07:31:31,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-26 07:31:31,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-03-26 07:31:31,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 335 transitions. [2021-03-26 07:31:31,152 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.32057416267942584 [2021-03-26 07:31:31,152 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 335 transitions. [2021-03-26 07:31:31,153 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 335 transitions. [2021-03-26 07:31:31,153 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:31:31,153 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 335 transitions. [2021-03-26 07:31:31,153 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 17.63157894736842) internal successors, (335), 19 states have internal predecessors, (335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:31,154 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 55.0) internal successors, (1100), 20 states have internal predecessors, (1100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:31,154 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 55.0) internal successors, (1100), 20 states have internal predecessors, (1100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:31,154 INFO L185 Difference]: Start difference. First operand has 408 places, 771 transitions, 23062 flow. Second operand 19 states and 335 transitions. [2021-03-26 07:31:31,154 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 426 places, 802 transitions, 25588 flow [2021-03-26 07:31:31,828 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 420 places, 802 transitions, 25223 flow, removed 145 selfloop flow, removed 6 redundant places. [2021-03-26 07:31:31,844 INFO L241 Difference]: Finished difference. Result has 428 places, 784 transitions, 23241 flow [2021-03-26 07:31:31,845 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=55, PETRI_DIFFERENCE_MINUEND_FLOW=22741, PETRI_DIFFERENCE_MINUEND_PLACES=402, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=771, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=42, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=724, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=23241, PETRI_PLACES=428, PETRI_TRANSITIONS=784} [2021-03-26 07:31:31,845 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 406 predicate places. [2021-03-26 07:31:31,845 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:31:31,845 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 428 places, 784 transitions, 23241 flow [2021-03-26 07:31:31,845 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 428 places, 784 transitions, 23241 flow [2021-03-26 07:31:31,855 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 421 places, 784 transitions, 23241 flow [2021-03-26 07:31:32,207 INFO L129 PetriNetUnfolder]: 738/1819 cut-off events. [2021-03-26 07:31:32,207 INFO L130 PetriNetUnfolder]: For 123273/123384 co-relation queries the response was YES. [2021-03-26 07:31:32,226 INFO L84 FinitePrefix]: Finished finitePrefix Result has 24058 conditions, 1819 events. 738/1819 cut-off events. For 123273/123384 co-relation queries the response was YES. Maximal size of possible extension queue 205. Compared 14765 event pairs, 19 based on Foata normal form. 11/1821 useless extension candidates. Maximal degree in co-relation 23778. Up to 559 conditions per place. [2021-03-26 07:31:32,243 INFO L142 LiptonReduction]: Number of co-enabled transitions 1170 [2021-03-26 07:31:32,482 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:31:32,482 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 07:31:32,482 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 637 [2021-03-26 07:31:32,483 INFO L480 AbstractCegarLoop]: Abstraction has has 421 places, 784 transitions, 23288 flow [2021-03-26 07:31:32,483 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 15.142857142857142) internal successors, (212), 14 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:32,483 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:31:32,483 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:31:32,683 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2021-03-26 07:31:32,683 INFO L428 AbstractCegarLoop]: === Iteration 40 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:31:32,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:31:32,684 INFO L82 PathProgramCache]: Analyzing trace with hash -1704737928, now seen corresponding path program 1 times [2021-03-26 07:31:32,684 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:31:32,684 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629468627] [2021-03-26 07:31:32,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:31:32,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:32,691 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-03-26 07:31:32,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:32,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:32,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:32,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:32,704 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 07:31:32,704 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629468627] [2021-03-26 07:31:32,704 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [73555825] [2021-03-26 07:31:32,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-03-26 07:31:32,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:32,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-26 07:31:32,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:31:32,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:32,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:32,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:32,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:32,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:32,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:32,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:32,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:32,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:32,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:32,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:32,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:32,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:32,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:32,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:31:32,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:32,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:32,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:32,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:31:32,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:32,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:32,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:32,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:32,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:32,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:32,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:32,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:32,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:32,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:32,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:32,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:32,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:32,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:32,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:32,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:32,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:32,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:32,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:32,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:32,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:32,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:32,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:32,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:32,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:32,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:32,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:32,761 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:31:32,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:32,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:32,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:32,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:32,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:32,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:32,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:32,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:32,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:32,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:32,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:32,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:32,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:32,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:32,766 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 07:31:32,766 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:31:32,766 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-26 07:31:32,766 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323455412] [2021-03-26 07:31:32,766 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-26 07:31:32,766 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:31:32,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-26 07:31:32,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-26 07:31:32,767 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 57 [2021-03-26 07:31:32,767 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 421 places, 784 transitions, 23288 flow. Second operand has 6 states, 6 states have (on average 19.5) internal successors, (117), 6 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:32,767 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:31:32,767 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 57 [2021-03-26 07:31:32,767 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:31:33,509 INFO L129 PetriNetUnfolder]: 830/1948 cut-off events. [2021-03-26 07:31:33,509 INFO L130 PetriNetUnfolder]: For 134942/135015 co-relation queries the response was YES. [2021-03-26 07:31:33,535 INFO L84 FinitePrefix]: Finished finitePrefix Result has 27285 conditions, 1948 events. 830/1948 cut-off events. For 134942/135015 co-relation queries the response was YES. Maximal size of possible extension queue 216. Compared 15234 event pairs, 32 based on Foata normal form. 40/1986 useless extension candidates. Maximal degree in co-relation 26998. Up to 1366 conditions per place. [2021-03-26 07:31:33,545 INFO L132 encePairwiseOnDemand]: 45/57 looper letters, 747 selfloop transitions, 57 changer transitions 0/811 dead transitions. [2021-03-26 07:31:33,545 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 426 places, 811 transitions, 25651 flow [2021-03-26 07:31:33,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 07:31:33,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 07:31:33,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 152 transitions. [2021-03-26 07:31:33,546 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4444444444444444 [2021-03-26 07:31:33,546 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 152 transitions. [2021-03-26 07:31:33,546 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 152 transitions. [2021-03-26 07:31:33,546 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:31:33,546 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 152 transitions. [2021-03-26 07:31:33,546 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 25.333333333333332) internal successors, (152), 6 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:33,546 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 57.0) internal successors, (399), 7 states have internal predecessors, (399), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:33,546 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 57.0) internal successors, (399), 7 states have internal predecessors, (399), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:33,546 INFO L185 Difference]: Start difference. First operand has 421 places, 784 transitions, 23288 flow. Second operand 6 states and 152 transitions. [2021-03-26 07:31:33,547 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 426 places, 811 transitions, 25651 flow [2021-03-26 07:31:34,278 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 418 places, 811 transitions, 25430 flow, removed 97 selfloop flow, removed 8 redundant places. [2021-03-26 07:31:34,295 INFO L241 Difference]: Finished difference. Result has 419 places, 790 transitions, 23345 flow [2021-03-26 07:31:34,295 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=57, PETRI_DIFFERENCE_MINUEND_FLOW=23069, PETRI_DIFFERENCE_MINUEND_PLACES=413, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=784, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=51, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=731, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=23345, PETRI_PLACES=419, PETRI_TRANSITIONS=790} [2021-03-26 07:31:34,295 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 397 predicate places. [2021-03-26 07:31:34,296 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:31:34,296 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 419 places, 790 transitions, 23345 flow [2021-03-26 07:31:34,296 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 419 places, 790 transitions, 23345 flow [2021-03-26 07:31:34,303 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 419 places, 790 transitions, 23345 flow [2021-03-26 07:31:34,651 INFO L129 PetriNetUnfolder]: 766/1868 cut-off events. [2021-03-26 07:31:34,652 INFO L130 PetriNetUnfolder]: For 130337/130413 co-relation queries the response was YES. [2021-03-26 07:31:34,674 INFO L84 FinitePrefix]: Finished finitePrefix Result has 24842 conditions, 1868 events. 766/1868 cut-off events. For 130337/130413 co-relation queries the response was YES. Maximal size of possible extension queue 202. Compared 15058 event pairs, 23 based on Foata normal form. 5/1865 useless extension candidates. Maximal degree in co-relation 24610. Up to 583 conditions per place. [2021-03-26 07:31:34,693 INFO L142 LiptonReduction]: Number of co-enabled transitions 1202 [2021-03-26 07:31:34,759 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:31:34,759 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:31:34,759 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 463 [2021-03-26 07:31:34,759 INFO L480 AbstractCegarLoop]: Abstraction has has 419 places, 790 transitions, 23345 flow [2021-03-26 07:31:34,759 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.5) internal successors, (117), 6 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:34,760 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:31:34,760 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:31:34,960 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-03-26 07:31:34,960 INFO L428 AbstractCegarLoop]: === Iteration 41 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:31:34,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:31:34,960 INFO L82 PathProgramCache]: Analyzing trace with hash -526862079, now seen corresponding path program 1 times [2021-03-26 07:31:34,960 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:31:34,961 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834902491] [2021-03-26 07:31:34,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:31:34,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:34,976 INFO L142 QuantifierPusher]: treesize reduction 14, result has 78.5 percent of original size [2021-03-26 07:31:34,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-26 07:31:35,026 INFO L142 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-03-26 07:31:35,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-26 07:31:35,083 INFO L142 QuantifierPusher]: treesize reduction 20, result has 77.8 percent of original size [2021-03-26 07:31:35,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-03-26 07:31:35,137 INFO L142 QuantifierPusher]: treesize reduction 20, result has 75.6 percent of original size [2021-03-26 07:31:35,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-03-26 07:31:35,180 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-03-26 07:31:35,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 07:31:35,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:35,191 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834902491] [2021-03-26 07:31:35,191 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1648966788] [2021-03-26 07:31:35,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-03-26 07:31:35,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:35,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-26 07:31:35,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:31:35,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:35,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:35,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:35,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:35,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:35,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:35,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:35,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:35,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:35,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:35,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:35,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:35,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:35,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:35,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:35,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:35,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:35,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:35,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:35,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:35,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:35,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:35,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 07:31:35,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 07:31:35,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 07:31:35,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 07:31:35,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:31:35,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:35,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 07:31:35,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 07:31:35,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:31:35,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 19 [2021-03-26 07:31:35,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:31:35,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:31:35,259 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:31:35,267 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:35,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:31:35,269 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-26 07:31:35,270 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:35, output treesize:36 [2021-03-26 07:31:35,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:35,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:31:35,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:35,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:31:35,295 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.6 percent of original size [2021-03-26 07:31:35,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:35,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 07:31:35,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-26 07:31:35,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 07:31:35,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:35,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:35,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:35,327 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.4 percent of original size [2021-03-26 07:31:35,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:31:35,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-26 07:31:35,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:31:35,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,332 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:35,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:35,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:35,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,360 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:35,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:35,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:35,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:35,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:35,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:35,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:35,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:35,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:35,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:35,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:35,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:35,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:35,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:35,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:35,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:35,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:35,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:35,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:35,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:35,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:35,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:35,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:35,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:35,392 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:31:35,392 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 10 [2021-03-26 07:31:35,392 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95025036] [2021-03-26 07:31:35,392 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-26 07:31:35,392 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:31:35,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-26 07:31:35,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2021-03-26 07:31:35,392 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 57 [2021-03-26 07:31:35,392 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 419 places, 790 transitions, 23345 flow. Second operand has 12 states, 12 states have (on average 15.166666666666666) internal successors, (182), 12 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:35,392 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:31:35,393 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 57 [2021-03-26 07:31:35,393 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:31:37,424 INFO L129 PetriNetUnfolder]: 850/1997 cut-off events. [2021-03-26 07:31:37,424 INFO L130 PetriNetUnfolder]: For 146224/146297 co-relation queries the response was YES. [2021-03-26 07:31:37,443 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28237 conditions, 1997 events. 850/1997 cut-off events. For 146224/146297 co-relation queries the response was YES. Maximal size of possible extension queue 221. Compared 15738 event pairs, 36 based on Foata normal form. 27/2021 useless extension candidates. Maximal degree in co-relation 27940. Up to 1521 conditions per place. [2021-03-26 07:31:37,454 INFO L132 encePairwiseOnDemand]: 41/57 looper letters, 727 selfloop transitions, 85 changer transitions 6/824 dead transitions. [2021-03-26 07:31:37,454 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 432 places, 824 transitions, 26484 flow [2021-03-26 07:31:37,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-26 07:31:37,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-03-26 07:31:37,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 266 transitions. [2021-03-26 07:31:37,455 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3333333333333333 [2021-03-26 07:31:37,455 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 266 transitions. [2021-03-26 07:31:37,455 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 266 transitions. [2021-03-26 07:31:37,455 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:31:37,455 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 266 transitions. [2021-03-26 07:31:37,456 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 19.0) internal successors, (266), 14 states have internal predecessors, (266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:37,456 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 57.0) internal successors, (855), 15 states have internal predecessors, (855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:37,456 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 57.0) internal successors, (855), 15 states have internal predecessors, (855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:37,456 INFO L185 Difference]: Start difference. First operand has 419 places, 790 transitions, 23345 flow. Second operand 14 states and 266 transitions. [2021-03-26 07:31:37,457 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 432 places, 824 transitions, 26484 flow [2021-03-26 07:31:38,358 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 430 places, 824 transitions, 26356 flow, removed 29 selfloop flow, removed 2 redundant places. [2021-03-26 07:31:38,377 INFO L241 Difference]: Finished difference. Result has 435 places, 800 transitions, 23742 flow [2021-03-26 07:31:38,377 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=57, PETRI_DIFFERENCE_MINUEND_FLOW=23217, PETRI_DIFFERENCE_MINUEND_PLACES=417, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=790, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=77, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=709, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=23742, PETRI_PLACES=435, PETRI_TRANSITIONS=800} [2021-03-26 07:31:38,378 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 413 predicate places. [2021-03-26 07:31:38,378 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:31:38,378 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 435 places, 800 transitions, 23742 flow [2021-03-26 07:31:38,378 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 435 places, 800 transitions, 23742 flow [2021-03-26 07:31:38,387 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 433 places, 800 transitions, 23742 flow [2021-03-26 07:31:38,543 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([100] L44-1-->thread3EXIT: Formula: (not (< v_k_17 v_N_15)) InVars {N=v_N_15, k=v_k_17} OutVars{N=v_N_15, k=v_k_17} AuxVars[] AssignedVars[][483], [Black: 2000#(<= k (+ i 2)), Black: 505#(and (<= k (+ M 1)) (= j i) (<= k (+ i 1))), Black: 2001#(<= k i), Black: 457#(and (<= k (+ M 1)) (= j i)), Black: 459#(<= N (+ i 1)), Black: 476#(and (<= k (+ M 1)) (<= j i)), Black: 2054#(and (<= k i) (<= (+ k 1) N)), Black: 1999#(<= k (+ i 1)), Black: 256#(and (<= k i) (<= k M) (<= j i) (<= (+ k 1) N)), Black: 511#(and (<= k (+ M 1)) (<= j i) (<= k (+ i 1))), 12#thread2EXITtrue, Black: 208#(<= (+ k 1) N), 525#true, 2061#true, Black: 258#(and (<= k M) (<= j i) (<= (+ k 1) N) (<= (+ k 1) i)), 14#L62true, Black: 260#(and (<= (+ k 1) N) (<= (+ k 1) i)), Black: 264#(and (<= k i) (<= (+ k 1) N)), Black: 1232#(and (<= (+ j 1) i) (<= k (+ M 1))), Black: 266#(and (<= (+ k 2) N) (<= (+ k 1) i)), 17#L22-1true, Black: 1281#(and (<= N i) (<= k i)), Black: 1283#(and (<= N i) (<= k i) (<= (+ j k) (+ M i))), Black: 252#(and (<= k M) (<= j i) (<= (+ k 1) N)), Black: 205#(<= k i), Black: 1040#(and (<= (+ k 1) N) (<= (+ k 1) i)), Black: 980#(<= k i), Black: 1271#(and (<= (+ j 1) i) (<= k (+ M 1)) (<= k i)), 277#true, Black: 1289#(and (<= k i) (<= (+ j k) (+ M i))), Black: 2272#(<= (+ i 1) N), Black: 1275#(and (<= (+ j k 1) (+ M i)) (<= (+ j 1) i) (<= k (+ M 1)) (<= k i)), Black: 2324#(and (<= (+ i 1) N) (<= (+ i 1) k)), Black: 1291#(and (<= (+ j k 1) (+ M i)) (<= k i)), Black: 2314#(and (<= (+ i 1) N) (= j i) (<= M k)), Black: 2316#(and (<= (+ i 1) N) (<= i j) (<= M k) (<= (+ i 1) k)), 1306#true, 26#thread3EXITtrue, Black: 2318#(and (<= (+ i 1) N) (<= i j) (<= M k) (<= (+ i 2) k)), Black: 2832#(and (<= 0 l) (exists ((v_i_159 Int)) (and (= (select B (+ v_i_159 1)) (select A (+ v_i_159 1))) (= (select B v_i_159) (select A v_i_159)) (<= j v_i_159) (<= v_i_159 0))) (<= k (+ M 2)) (or (and (or (not (= l 0)) (= (select A l) (select B l))) (or (= l 0) (and (or (not (= k (+ l 1))) (= (select A l) (select B l))) (< k (+ l 2))))) (= j 0)) (< l N)), Black: 2836#(and (or (not (= l 0)) (= (select A l) (select B l))) (<= 0 l) (exists ((v_i_159 Int)) (and (= (select B (+ v_i_159 1)) (select A (+ v_i_159 1))) (= (select B v_i_159) (select A v_i_159)) (<= j v_i_159) (<= v_i_159 0))) (<= k (+ M 2)) (or (= l 0) (and (or (not (= k (+ l 1))) (= (select A l) (select B l))) (< k (+ l 2)))) (< l N)), Black: 2838#(and (or (not (= l 0)) (= (select A l) (select B l))) (<= 0 l) (exists ((v_i_159 Int)) (and (= (select B (+ v_i_159 1)) (select A (+ v_i_159 1))) (= (select B v_i_159) (select A v_i_159)) (<= j v_i_159) (<= v_i_159 0))) (<= k (+ M 2)) (exists ((v_i_159 Int)) (and (= (select B (+ v_i_159 1)) (select A (+ v_i_159 1))) (<= k (+ v_i_159 2)) (= (select B v_i_159) (select A v_i_159)) (<= v_i_159 0))) (< l N)), 2334#true, Black: 2840#(and (exists ((v_i_159 Int)) (and (= (select B (+ v_i_159 1)) (select A (+ v_i_159 1))) (= (select B v_i_159) (select A v_i_159)) (< l (+ v_i_159 2)) (<= v_i_159 0))) (<= 0 l) (exists ((v_i_159 Int)) (and (= (select B (+ v_i_159 1)) (select A (+ v_i_159 1))) (= (select B v_i_159) (select A v_i_159)) (<= j v_i_159) (<= v_i_159 0))) (<= k (+ M 2)) (exists ((v_i_159 Int)) (and (= (select B (+ v_i_159 1)) (select A (+ v_i_159 1))) (<= k (+ v_i_159 2)) (= (select B v_i_159) (select A v_i_159)) (<= v_i_159 0))) (< l N)), Black: 2842#(and (<= 0 l) (exists ((v_i_159 Int)) (and (= (select B (+ v_i_159 1)) (select A (+ v_i_159 1))) (= (select B v_i_159) (select A v_i_159)) (<= j v_i_159) (<= v_i_159 0))) (<= k (+ M 2)) (< l N) (= (select A l) (select B l)) (or (= l 0) (< k (+ l 2)))), Black: 1827#(and (<= 0 l) (<= k (+ i 2)) (<= i 0) (< l N) (<= k N)), 44#(<= (+ M 1) N), Black: 1769#(or (<= (+ i 1) N) (and (= l 0) (= (select A l) (select B l))) (and (= i (+ l 1)) (= (select A l) (select B l)))), Black: 1819#(and (or (<= (+ i 1) N) (and (= l 0) (= (select A l) (select B l))) (and (= i (+ l 1)) (= (select A l) (select B l)))) (or (and (= l i) (= l 0)) (= N (+ l 1)) (< k N)) (<= k N)), Black: 1821#(and (<= 0 l) (<= i 0) (or (= l i) (not (= l 0)) (<= k l)) (<= j (+ i 1)) (<= k M) (<= (+ l 1) N) (<= (+ k 1) N)), Black: 47#(and (<= (+ k 1) N) (<= (+ M 1) N)), Black: 768#(<= (+ k 1) N), Black: 816#(and (<= (+ j 1) i) (<= k M) (< (+ j 1) N) (<= (+ k 1) N)), Black: 52#(and (<= 1 N) (= j i) (= j 0)), Black: 53#(<= (+ i 1) N), 57#true, Black: 547#(and (<= k (+ M 1)) (<= j i)), Black: 2608#(and (or (<= (+ i 1) N) (and (= l 0) (= (select A l) (select B l))) (and (= i (+ l 1)) (= (select A l) (select B l)))) (or (and (or (= l i) (not (= l 0))) (or (and (< 0 l) (<= (+ l j) M)) (= l 0))) (= N (+ l 1)) (< k N)) (<= k N)), Black: 575#(and (<= N (+ M 1)) (<= k (+ M 1)) (<= j i) (<= (+ j 1) M)), Black: 2612#(and (<= 0 l) (or (= l i) (not (= l 0)) (= N (+ l 1)) (< k N)) (<= i 0) (<= k (+ M 1)) (<= j (+ i 1)) (< l N) (<= k N)), Black: 2551#(or (<= (+ i 1) N) (and (= l 0) (= (select A l) (select B l))) (and (= i (+ l 1)) (= (select A l) (select B l)))), Black: 2616#(and (or (= l i) (not (= l 0)) (= N (+ l 1))) (<= 0 l) (<= i 0) (<= N (+ M 1)) (<= j (+ i 1)) (< l N) (<= k N)), Black: 2604#(and (or (and (or (= l i) (not (= l 0))) (or (= l 0) (= j 0))) (= N (+ l 1)) (< k N)) (<= 0 l) (<= i 0) (<= k (+ M 1)) (<= j (+ i 1)) (< l N) (<= k N)), 2634#true, Black: 2064#(<= k (+ i 1)), Black: 325#(and (<= k M) (<= j i) (<= N (+ i 1))), Black: 2113#(and (<= k (+ i 1)) (<= (+ k 1) N)), Black: 327#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 2119#(and (<= (+ k 1) N) (<= (+ k 1) i)), Black: 280#(<= k i), 2128#true, Black: 1536#(<= (+ j k) (+ M i)), Black: 281#(<= k (+ i 1)), Black: 1585#(and (<= (+ N j) (+ M i)) (<= N i)), Black: 1538#(<= N i), Black: 1607#(and (<= N i) (<= (+ j k) (+ M i))), Black: 1559#(and (<= (+ j 1) i) (<= k (+ M 1))), Black: 1593#(and (<= N (+ M 1)) (<= (+ j 1) i) (<= k (+ M 1))), Black: 1609#(and (<= (+ N j) (+ M i)) (<= (+ j k) (+ M i))), 1624#true, Black: 1111#(and (<= (+ k 1) N) (<= (+ k 1) i)), Black: 1097#(and (<= (+ j 1) i) (<= k M) (<= (+ k 1) N)), Black: 1099#(and (<= (+ j 1) i) (<= k M) (<= (+ k 1) N) (<= (+ k 1) i)), Black: 1361#(and (<= (+ j k 1) (+ M i)) (<= N (+ M 1)) (<= (+ j 1) i) (<= k (+ M 1))), Black: 1052#(<= (+ k 1) N), Black: 1363#(and (<= (+ j k 1) (+ M i)) (<= N (+ M 1)) (<= (+ j 1) i) (<= k (+ M 1)) (<= (+ j 1) M)), Black: 2339#(<= (+ i 1) N), Black: 2390#(and (<= (+ i 1) N) (<= i k)), Black: 1367#(and (<= (+ j k 1) (+ M i)) (<= (+ N j) (+ M i)) (<= (+ j 1) M)), 1117#true, Black: 2394#(and (<= i 2) (< 3 N) (<= i k)), Black: 1369#(and (<= (+ j k 1) (+ M i)) (<= (+ N j) (+ M i))), Black: 105#(and (or (not (= l 0)) (= (select A l) (select B l))) (or (= l 0) (< 0 l)) (exists ((v_k_23 Int)) (and (= (select A v_k_23) (select B v_k_23)) (< v_k_23 N) (<= 0 v_k_23))) (<= 0 k) (<= i 1) (< l N) (< k N)), Black: 111#(and (or (not (= 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l)))), Black: 1754#(and (or (not (= l 0)) (= (select A l) (select B l))) (<= 0 l) (exists ((v_i_99 Int)) (and (<= v_i_99 0) (= (select B v_i_99) (select A v_i_99)) (<= k (+ v_i_99 2)) (= (select A (+ v_i_99 1)) (select B (+ v_i_99 1))))) (< l N)), Black: 2482#(<= k (+ i 1)), Black: 2484#(<= k i), Black: 2533#(and (<= N i) (<= k i)), Black: 1522#(and (<= (+ k 1) N) (<= (+ j k 1) (+ N M)) (<= (+ j k) (+ M i))), Black: 721#(and (<= k (+ M 1)) (<= j i)), Black: 1524#(and (<= (+ j k 1) (+ M i)) (<= (+ j 1) i) (<= k (+ M 1)) (< (+ j 1) N) (<= (+ k 1) N)), Black: 758#(and (<= k (+ M 1)) (<= j i) (<= k (+ i 1)) (<= (+ k 1) N)), Black: 1516#(and (<= (+ j k 1) (+ M i)) (<= (+ k 1) N) (<= (+ j k 1) (+ N M))), Black: 1455#(<= (+ j k) (+ M i)), 1532#true]) [2021-03-26 07:31:38,543 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is not cut-off event [2021-03-26 07:31:38,543 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is not cut-off event [2021-03-26 07:31:38,543 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-26 07:31:38,543 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-26 07:31:38,544 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([94] L22-1-->thread1EXIT: Formula: (not (< v_i_11 v_N_7)) InVars {N=v_N_7, i=v_i_11} OutVars{N=v_N_7, i=v_i_11} AuxVars[] AssignedVars[][671], [1538#(<= N i), 7#L44-1true, Black: 2000#(<= k (+ i 2)), Black: 505#(and (<= k (+ M 1)) (= j i) (<= k (+ i 1))), Black: 2001#(<= k i), Black: 457#(and (<= k (+ M 1)) (= j i)), Black: 2054#(and (<= k i) (<= (+ k 1) N)), Black: 476#(and (<= k (+ M 1)) (<= j i)), Black: 1999#(<= k (+ i 1)), Black: 511#(and (<= k (+ M 1)) (<= j i) (<= k (+ i 1))), Black: 256#(and (<= k i) (<= k M) (<= j i) (<= (+ k 1) N)), 12#thread2EXITtrue, 13#thread1EXITtrue, Black: 208#(<= (+ k 1) N), 525#true, 2061#true, Black: 258#(and (<= k M) (<= 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l 1)) (= (select A l) (select B l)))), Black: 2457#(and (or (and (= l i) (= l 0)) (and (= (+ l 2) N) (<= k N)) (and (= N (+ l 1)) (<= k N)) (<= (+ k 1) N)) (or (<= (+ i 1) N) (and (= (+ l 2) i) (= (select A l) (select B l))) (and (= l 0) (= (select A l) (select B l))) (and (= i (+ l 1)) (= (select A l) (select B l))))), Black: 1121#(<= (+ j k) (+ M i)), Black: 1187#(and (<= (+ j k 1) (+ M i)) (<= (+ j 1) i) (<= k (+ M 1)) (<= k i) (<= (+ k 1) N)), Black: 2463#(and (<= 0 l) (<= i 0) (<= k (+ i 3)) (or (= l i) (<= k N)) (< l N)), Black: 1189#(and (<= (+ j k 1) (+ M i)) (<= (+ j 1) i) (<= k (+ M 1)) (<= k i)), Black: 1191#(and (<= k i) (<= (+ j k) (+ M i))), Black: 1144#(and (<= (+ j 1) i) (<= k (+ M 1))), Black: 1193#(and (<= (+ j k 1) (+ M i)) (<= k i) (<= (+ k 1) N)), Black: 1195#(and (<= (+ j k 1) (+ M i)) (<= k i)), Black: 1181#(and (<= (+ j 1) i) (<= k (+ M 1)) (<= k i)), 2485#(<= N i), Black: 695#(and (<= k (+ M 1)) (<= j i) (< (+ j 1) N) (<= (+ k 1) N)), 1211#(<= N i), Black: 179#(and (<= k M) (<= j i) (<= (+ j k 1) (+ N M))), Black: 132#(and (<= k M) (<= j i)), Black: 183#(and (<= k (+ M 1)) (< (+ j 1) N) (<= (+ j 1) M)), Black: 187#(and (<= (+ j k 1) (+ M i)) (<= k (+ M 1)) (< (+ j 1) N) (<= (+ j 1) M)), Black: 156#(and (<= k (+ M 1)) (< (+ j 1) N)), Black: 448#(and (<= k (+ M 1)) (<= j i) (< (+ j 1) N) (<= (+ j 1) M)), Black: 173#(and (<= k M) (= j i) (<= (+ j k 1) (+ N M))), Black: 175#(and (<= (+ j 1) i) (<= k M) (<= (+ j k 1) (+ N M))), Black: 418#(and (<= k (+ M 1)) (<= j i)), Black: 399#(and (<= k (+ M 1)) (= j i)), Black: 1956#(and (<= 0 l) (exists ((v_k_75 Int)) (and (<= k (+ v_k_75 1)) (<= v_k_75 i) (< i (+ v_k_75 1)) (= (select B v_k_75) (select A v_k_75)))) (<= i 1) (= (select A (+ i (- 1))) (select B (+ i (- 1)))) (< l N)), Black: 1930#(or (<= (+ i 1) N) (= (select A l) (select B l))), Black: 963#(and (<= N i) (<= k i)), Black: 902#true, 202#true, 459#(<= N (+ i 1)), Black: 906#(<= (+ k 1) i), 1996#true, Black: 907#(<= k i), Black: 2726#(<= (+ i 1) N), 2775#true, Black: 2260#(and (<= (+ k 1) N) (<= (+ k 1) i)), Black: 2203#(<= k (+ i 1)), 2266#true, Black: 1698#(and (or (<= (+ k 1) N) (= (select A l) (select B l))) (or (not (= l 0)) (= (select A l) (select B l)))), Black: 1754#(and (or (not (= l 0)) (= (select A l) (select B l))) (<= 0 l) (exists ((v_i_99 Int)) (and (<= v_i_99 0) (= (select B v_i_99) (select A v_i_99)) (<= k (+ v_i_99 2)) (= (select A (+ v_i_99 1)) (select B (+ v_i_99 1))))) (< l N)), Black: 2482#(<= k (+ i 1)), Black: 2484#(<= k i), Black: 2533#(and (<= N i) (<= k i)), Black: 1522#(and (<= (+ k 1) N) (<= (+ j k 1) (+ N M)) (<= (+ j k) (+ M i))), Black: 721#(and (<= k (+ M 1)) (<= j i)), Black: 1524#(and (<= (+ j k 1) (+ M i)) (<= (+ j 1) i) (<= k (+ M 1)) (< (+ j 1) N) (<= (+ k 1) N)), Black: 758#(and (<= k (+ M 1)) (<= j i) (<= k (+ i 1)) (<= (+ k 1) N)), Black: 1516#(and (<= (+ j k 1) (+ M i)) (<= (+ k 1) N) (<= (+ j k 1) (+ N M))), Black: 1455#(<= (+ j k) (+ M i))]) [2021-03-26 07:31:38,544 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is not cut-off event [2021-03-26 07:31:38,544 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is not cut-off event [2021-03-26 07:31:38,544 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-26 07:31:38,544 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-26 07:31:38,858 INFO L129 PetriNetUnfolder]: 787/1916 cut-off events. [2021-03-26 07:31:38,858 INFO L130 PetriNetUnfolder]: For 144586/144683 co-relation queries the response was YES. [2021-03-26 07:31:38,886 INFO L84 FinitePrefix]: Finished finitePrefix Result has 25936 conditions, 1916 events. 787/1916 cut-off events. For 144586/144683 co-relation queries the response was YES. Maximal size of possible extension queue 208. Compared 15541 event pairs, 22 based on Foata normal form. 28/1936 useless extension candidates. Maximal degree in co-relation 25689. Up to 597 conditions per place. [2021-03-26 07:31:38,910 INFO L142 LiptonReduction]: Number of co-enabled transitions 1226 [2021-03-26 07:31:38,989 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:31:38,989 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:31:38,989 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 611 [2021-03-26 07:31:38,989 INFO L480 AbstractCegarLoop]: Abstraction has has 433 places, 800 transitions, 23742 flow [2021-03-26 07:31:38,989 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 15.166666666666666) internal successors, (182), 12 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:38,989 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:31:38,989 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:31:39,190 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,40 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:31:39,190 INFO L428 AbstractCegarLoop]: === Iteration 42 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:31:39,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:31:39,190 INFO L82 PathProgramCache]: Analyzing trace with hash -664795583, now seen corresponding path program 2 times [2021-03-26 07:31:39,190 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:31:39,190 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179018113] [2021-03-26 07:31:39,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:31:39,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:39,222 INFO L142 QuantifierPusher]: treesize reduction 17, result has 67.9 percent of original size [2021-03-26 07:31:39,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:31:39,255 INFO L142 QuantifierPusher]: treesize reduction 42, result has 66.4 percent of original size [2021-03-26 07:31:39,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-03-26 07:31:39,306 INFO L142 QuantifierPusher]: treesize reduction 20, result has 77.3 percent of original size [2021-03-26 07:31:39,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-26 07:31:39,367 INFO L142 QuantifierPusher]: treesize reduction 20, result has 75.6 percent of original size [2021-03-26 07:31:39,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-03-26 07:31:39,428 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-03-26 07:31:39,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 07:31:39,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:39,440 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179018113] [2021-03-26 07:31:39,440 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2093078291] [2021-03-26 07:31:39,440 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 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 [2021-03-26 07:31:39,461 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 07:31:39,461 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:31:39,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-26 07:31:39,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:31:39,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:39,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:39,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:39,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:39,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:39,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:39,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:39,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:39,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:39,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:39,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:39,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:39,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:39,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:39,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:39,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:39,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:39,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:39,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:39,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:39,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:39,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:39,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 07:31:39,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 07:31:39,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 07:31:39,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 07:31:39,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:31:39,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:39,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 07:31:39,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 07:31:39,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:31:39,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 19 [2021-03-26 07:31:39,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:31:39,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:31:39,513 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:31:39,522 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:39,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:31:39,524 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-26 07:31:39,524 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:35, output treesize:36 [2021-03-26 07:31:39,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:39,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:31:39,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,525 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:39,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:31:39,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:39,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:31:39,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:39,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:31:39,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:39,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:31:39,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:39,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:31:39,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:39,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:31:39,550 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.6 percent of original size [2021-03-26 07:31:39,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:39,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 07:31:39,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:39,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:39,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:31:39,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:39,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:39,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:39,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:39,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:39,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:39,576 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.4 percent of original size [2021-03-26 07:31:39,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:39,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:31:39,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-26 07:31:39,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:31:39,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:39,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:39,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:39,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:39,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:39,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:39,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:39,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:39,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:39,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:39,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:39,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:39,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:39,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:39,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:39,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:39,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:39,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:39,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:39,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:39,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:39,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:39,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:39,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:39,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:39,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:39,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:39,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:39,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:39,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:39,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:39,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:39,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:39,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:39,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:39,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:39,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:39,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:39,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:39,633 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:31:39,633 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 10 [2021-03-26 07:31:39,633 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306553836] [2021-03-26 07:31:39,634 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-26 07:31:39,634 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:31:39,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-26 07:31:39,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-03-26 07:31:39,634 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 57 [2021-03-26 07:31:39,635 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 433 places, 800 transitions, 23742 flow. Second operand has 12 states, 12 states have (on average 15.166666666666666) internal successors, (182), 12 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:39,635 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:31:39,635 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 57 [2021-03-26 07:31:39,635 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:31:41,262 INFO L129 PetriNetUnfolder]: 925/2158 cut-off events. [2021-03-26 07:31:41,262 INFO L130 PetriNetUnfolder]: For 165974/166007 co-relation queries the response was YES. [2021-03-26 07:31:41,286 INFO L84 FinitePrefix]: Finished finitePrefix Result has 30979 conditions, 2158 events. 925/2158 cut-off events. For 165974/166007 co-relation queries the response was YES. Maximal size of possible extension queue 237. Compared 17231 event pairs, 39 based on Foata normal form. 26/2180 useless extension candidates. Maximal degree in co-relation 30681. Up to 1463 conditions per place. [2021-03-26 07:31:41,297 INFO L132 encePairwiseOnDemand]: 37/57 looper letters, 731 selfloop transitions, 134 changer transitions 13/884 dead transitions. [2021-03-26 07:31:41,297 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 450 places, 884 transitions, 28243 flow [2021-03-26 07:31:41,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-26 07:31:41,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-03-26 07:31:41,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 348 transitions. [2021-03-26 07:31:41,299 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3391812865497076 [2021-03-26 07:31:41,299 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 348 transitions. [2021-03-26 07:31:41,299 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 348 transitions. [2021-03-26 07:31:41,299 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:31:41,299 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 348 transitions. [2021-03-26 07:31:41,300 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 19.333333333333332) internal successors, (348), 18 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:41,300 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 57.0) internal successors, (1083), 19 states have internal predecessors, (1083), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:41,301 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 57.0) internal successors, (1083), 19 states have internal predecessors, (1083), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:41,301 INFO L185 Difference]: Start difference. First operand has 433 places, 800 transitions, 23742 flow. Second operand 18 states and 348 transitions. [2021-03-26 07:31:41,301 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 450 places, 884 transitions, 28243 flow [2021-03-26 07:31:42,209 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 443 places, 884 transitions, 27850 flow, removed 178 selfloop flow, removed 7 redundant places. [2021-03-26 07:31:42,228 INFO L241 Difference]: Finished difference. Result has 454 places, 835 transitions, 25064 flow [2021-03-26 07:31:42,229 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=57, PETRI_DIFFERENCE_MINUEND_FLOW=23561, PETRI_DIFFERENCE_MINUEND_PLACES=426, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=800, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=99, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=689, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=25064, PETRI_PLACES=454, PETRI_TRANSITIONS=835} [2021-03-26 07:31:42,229 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 432 predicate places. [2021-03-26 07:31:42,229 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:31:42,229 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 454 places, 835 transitions, 25064 flow [2021-03-26 07:31:42,229 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 454 places, 835 transitions, 25064 flow [2021-03-26 07:31:42,238 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 451 places, 835 transitions, 25064 flow [2021-03-26 07:31:42,709 INFO L129 PetriNetUnfolder]: 849/2053 cut-off events. [2021-03-26 07:31:42,709 INFO L130 PetriNetUnfolder]: For 178322/178613 co-relation queries the response was YES. [2021-03-26 07:31:42,730 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28855 conditions, 2053 events. 849/2053 cut-off events. For 178322/178613 co-relation queries the response was YES. Maximal size of possible extension queue 217. Compared 16748 event pairs, 27 based on Foata normal form. 14/2053 useless extension candidates. Maximal degree in co-relation 28645. Up to 639 conditions per place. [2021-03-26 07:31:42,751 INFO L142 LiptonReduction]: Number of co-enabled transitions 1268 [2021-03-26 07:31:42,825 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:31:42,825 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:31:42,825 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 596 [2021-03-26 07:31:42,825 INFO L480 AbstractCegarLoop]: Abstraction has has 451 places, 835 transitions, 25064 flow [2021-03-26 07:31:42,826 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 15.166666666666666) internal successors, (182), 12 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:42,826 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:31:42,826 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:31:43,027 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,41 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:31:43,027 INFO L428 AbstractCegarLoop]: === Iteration 43 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:31:43,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:31:43,028 INFO L82 PathProgramCache]: Analyzing trace with hash -507833407, now seen corresponding path program 3 times [2021-03-26 07:31:43,028 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:31:43,028 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535263760] [2021-03-26 07:31:43,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:31:43,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:43,043 INFO L142 QuantifierPusher]: treesize reduction 28, result has 61.1 percent of original size [2021-03-26 07:31:43,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-26 07:31:43,075 INFO L142 QuantifierPusher]: treesize reduction 39, result has 68.0 percent of original size [2021-03-26 07:31:43,076 INFO L147 QuantifierPusher]: treesize reduction 5, result has 94.0 percent of original size 78 [2021-03-26 07:31:43,131 INFO L142 QuantifierPusher]: treesize reduction 8, result has 84.3 percent of original size [2021-03-26 07:31:43,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:31:43,165 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-03-26 07:31:43,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 07:31:43,180 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-03-26 07:31:43,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 07:31:43,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:43,191 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535263760] [2021-03-26 07:31:43,191 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1362909676] [2021-03-26 07:31:43,191 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 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 [2021-03-26 07:31:43,212 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-26 07:31:43,212 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:31:43,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-26 07:31:43,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:31:43,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:43,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:43,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:43,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:43,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:43,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:43,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:43,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:43,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:43,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:43,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:43,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:43,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:43,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:43,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:43,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:43,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:43,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:43,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:43,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:43,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:43,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:43,251 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.5 percent of original size [2021-03-26 07:31:43,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:43,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:43,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:43,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:43,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:43,274 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-03-26 07:31:43,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:43,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:43,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:31:43,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:43,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:43,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:31:43,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 07:31:43,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:31:43,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 07:31:43,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:31:43,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:43,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:31:43,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 07:31:43,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:31:43,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 19 [2021-03-26 07:31:43,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:31:43,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:31:43,300 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:31:43,306 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:43,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:43,308 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-26 07:31:43,308 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:29, output treesize:30 [2021-03-26 07:31:43,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:43,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:43,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:43,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:43,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:43,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:43,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:43,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:43,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:43,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:43,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:43,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:43,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:43,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:43,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:43,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:43,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:43,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:43,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:43,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:43,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:43,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:43,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:43,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:43,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:43,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:43,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:43,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:43,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,344 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:43,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:43,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:43,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:43,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:43,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:43,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:43,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:43,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:43,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:43,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:43,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:43,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:43,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:43,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:43,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:43,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:43,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:43,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:43,354 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:31:43,354 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 10 [2021-03-26 07:31:43,354 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120592514] [2021-03-26 07:31:43,354 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-26 07:31:43,354 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:31:43,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-26 07:31:43,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2021-03-26 07:31:43,355 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 57 [2021-03-26 07:31:43,355 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 451 places, 835 transitions, 25064 flow. Second operand has 12 states, 12 states have (on average 15.166666666666666) internal successors, (182), 12 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:43,355 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:31:43,355 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 57 [2021-03-26 07:31:43,355 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:31:44,484 INFO L129 PetriNetUnfolder]: 915/2132 cut-off events. [2021-03-26 07:31:44,484 INFO L130 PetriNetUnfolder]: For 185636/185718 co-relation queries the response was YES. [2021-03-26 07:31:44,509 INFO L84 FinitePrefix]: Finished finitePrefix Result has 31536 conditions, 2132 events. 915/2132 cut-off events. For 185636/185718 co-relation queries the response was YES. Maximal size of possible extension queue 238. Compared 16906 event pairs, 37 based on Foata normal form. 18/2146 useless extension candidates. Maximal degree in co-relation 31321. Up to 1017 conditions per place. [2021-03-26 07:31:44,520 INFO L132 encePairwiseOnDemand]: 41/57 looper letters, 708 selfloop transitions, 124 changer transitions 6/844 dead transitions. [2021-03-26 07:31:44,520 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 459 places, 844 transitions, 27233 flow [2021-03-26 07:31:44,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-26 07:31:44,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-26 07:31:44,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 169 transitions. [2021-03-26 07:31:44,521 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.32943469785575047 [2021-03-26 07:31:44,521 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 169 transitions. [2021-03-26 07:31:44,521 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 169 transitions. [2021-03-26 07:31:44,521 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:31:44,521 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 169 transitions. [2021-03-26 07:31:44,521 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 18.77777777777778) internal successors, (169), 9 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:44,522 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 57.0) internal successors, (570), 10 states have internal predecessors, (570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:44,522 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 57.0) internal successors, (570), 10 states have internal predecessors, (570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:44,522 INFO L185 Difference]: Start difference. First operand has 451 places, 835 transitions, 25064 flow. Second operand 9 states and 169 transitions. [2021-03-26 07:31:44,522 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 459 places, 844 transitions, 27233 flow [2021-03-26 07:31:45,505 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 451 places, 844 transitions, 26467 flow, removed 323 selfloop flow, removed 8 redundant places. [2021-03-26 07:31:45,522 INFO L241 Difference]: Finished difference. Result has 454 places, 835 transitions, 24717 flow [2021-03-26 07:31:45,523 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=57, PETRI_DIFFERENCE_MINUEND_FLOW=24432, PETRI_DIFFERENCE_MINUEND_PLACES=443, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=835, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=123, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=711, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=24717, PETRI_PLACES=454, PETRI_TRANSITIONS=835} [2021-03-26 07:31:45,523 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 432 predicate places. [2021-03-26 07:31:45,523 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:31:45,523 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 454 places, 835 transitions, 24717 flow [2021-03-26 07:31:45,523 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 454 places, 835 transitions, 24717 flow [2021-03-26 07:31:45,533 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 451 places, 835 transitions, 24717 flow [2021-03-26 07:31:45,932 INFO L129 PetriNetUnfolder]: 847/2037 cut-off events. [2021-03-26 07:31:45,932 INFO L130 PetriNetUnfolder]: For 176983/177165 co-relation queries the response was YES. [2021-03-26 07:31:45,957 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28242 conditions, 2037 events. 847/2037 cut-off events. For 176983/177165 co-relation queries the response was YES. Maximal size of possible extension queue 213. Compared 16521 event pairs, 30 based on Foata normal form. 8/2031 useless extension candidates. Maximal degree in co-relation 27989. Up to 621 conditions per place. [2021-03-26 07:31:45,978 INFO L142 LiptonReduction]: Number of co-enabled transitions 1268 [2021-03-26 07:31:46,058 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:31:46,058 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:31:46,058 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 535 [2021-03-26 07:31:46,058 INFO L480 AbstractCegarLoop]: Abstraction has has 451 places, 835 transitions, 24717 flow [2021-03-26 07:31:46,059 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 15.166666666666666) internal successors, (182), 12 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:46,059 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:31:46,059 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:31:46,259 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable42 [2021-03-26 07:31:46,259 INFO L428 AbstractCegarLoop]: === Iteration 44 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:31:46,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:31:46,260 INFO L82 PathProgramCache]: Analyzing trace with hash 350446477, now seen corresponding path program 4 times [2021-03-26 07:31:46,260 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:31:46,260 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921099848] [2021-03-26 07:31:46,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:31:46,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:46,279 INFO L142 QuantifierPusher]: treesize reduction 14, result has 78.5 percent of original size [2021-03-26 07:31:46,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-26 07:31:46,328 INFO L142 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-03-26 07:31:46,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-26 07:31:46,387 INFO L142 QuantifierPusher]: treesize reduction 13, result has 69.8 percent of original size [2021-03-26 07:31:46,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 07:31:46,405 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.9 percent of original size [2021-03-26 07:31:46,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:46,423 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-03-26 07:31:46,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 07:31:46,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:46,435 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921099848] [2021-03-26 07:31:46,435 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [885839730] [2021-03-26 07:31:46,435 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 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 [2021-03-26 07:31:46,457 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-26 07:31:46,457 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:31:46,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-26 07:31:46,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:31:46,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:46,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:46,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:46,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:46,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:46,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:46,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:46,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:46,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:46,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:46,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:46,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:46,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:46,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:46,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:46,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:46,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:46,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:46,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:46,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:46,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:46,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:46,504 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.5 percent of original size [2021-03-26 07:31:46,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:46,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:46,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:46,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:46,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:46,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 07:31:46,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:46,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 07:31:46,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:46,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:31:46,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:46,525 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 07:31:46,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:46,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:31:46,529 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 19 [2021-03-26 07:31:46,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:31:46,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:31:46,531 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:31:46,540 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:46,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:46,542 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-26 07:31:46,542 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:32, output treesize:33 [2021-03-26 07:31:46,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:46,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:46,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:46,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:46,561 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.4 percent of original size [2021-03-26 07:31:46,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:31:46,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:31:46,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-26 07:31:46,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:31:46,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:46,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:46,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:46,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:46,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:46,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:46,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:46,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:46,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,586 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:46,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:46,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,588 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:46,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:46,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:46,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:46,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:46,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:46,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:46,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:46,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:46,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:46,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:46,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:46,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:46,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:46,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:46,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:46,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:46,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:46,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:46,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:46,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:46,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:46,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:46,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:46,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:46,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:46,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:46,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:46,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:46,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:46,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:46,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:46,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:46,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:46,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:46,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:46,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:46,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:46,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:46,610 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:31:46,610 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 10 [2021-03-26 07:31:46,611 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801676789] [2021-03-26 07:31:46,611 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-26 07:31:46,611 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:31:46,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-26 07:31:46,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2021-03-26 07:31:46,611 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 57 [2021-03-26 07:31:46,612 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 451 places, 835 transitions, 24717 flow. Second operand has 12 states, 12 states have (on average 15.166666666666666) internal successors, (182), 12 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:46,612 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:31:46,612 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 57 [2021-03-26 07:31:46,612 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:31:47,944 INFO L129 PetriNetUnfolder]: 914/2116 cut-off events. [2021-03-26 07:31:47,944 INFO L130 PetriNetUnfolder]: For 182538/182575 co-relation queries the response was YES. [2021-03-26 07:31:47,971 INFO L84 FinitePrefix]: Finished finitePrefix Result has 30809 conditions, 2116 events. 914/2116 cut-off events. For 182538/182575 co-relation queries the response was YES. Maximal size of possible extension queue 232. Compared 16685 event pairs, 53 based on Foata normal form. 17/2129 useless extension candidates. Maximal degree in co-relation 30574. Up to 1697 conditions per place. [2021-03-26 07:31:47,987 INFO L132 encePairwiseOnDemand]: 42/57 looper letters, 804 selfloop transitions, 36 changer transitions 6/852 dead transitions. [2021-03-26 07:31:47,988 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 460 places, 852 transitions, 26984 flow [2021-03-26 07:31:47,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-26 07:31:47,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-26 07:31:47,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 190 transitions. [2021-03-26 07:31:47,988 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3333333333333333 [2021-03-26 07:31:47,989 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 190 transitions. [2021-03-26 07:31:47,989 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 190 transitions. [2021-03-26 07:31:47,989 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:31:47,989 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 190 transitions. [2021-03-26 07:31:47,989 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 19.0) internal successors, (190), 10 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:47,989 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 57.0) internal successors, (627), 11 states have internal predecessors, (627), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:47,990 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 57.0) internal successors, (627), 11 states have internal predecessors, (627), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:47,990 INFO L185 Difference]: Start difference. First operand has 451 places, 835 transitions, 24717 flow. Second operand 10 states and 190 transitions. [2021-03-26 07:31:47,990 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 460 places, 852 transitions, 26984 flow [2021-03-26 07:31:49,118 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 458 places, 852 transitions, 26939 flow, removed 17 selfloop flow, removed 2 redundant places. [2021-03-26 07:31:49,137 INFO L241 Difference]: Finished difference. Result has 460 places, 839 transitions, 24815 flow [2021-03-26 07:31:49,138 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=57, PETRI_DIFFERENCE_MINUEND_FLOW=24672, PETRI_DIFFERENCE_MINUEND_PLACES=449, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=835, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=32, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=799, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=24815, PETRI_PLACES=460, PETRI_TRANSITIONS=839} [2021-03-26 07:31:49,138 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 438 predicate places. [2021-03-26 07:31:49,138 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:31:49,138 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 460 places, 839 transitions, 24815 flow [2021-03-26 07:31:49,138 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 460 places, 839 transitions, 24815 flow [2021-03-26 07:31:49,148 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 459 places, 839 transitions, 24815 flow [2021-03-26 07:31:49,656 INFO L129 PetriNetUnfolder]: 842/2022 cut-off events. [2021-03-26 07:31:49,656 INFO L130 PetriNetUnfolder]: For 174753/174862 co-relation queries the response was YES. [2021-03-26 07:31:49,682 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28093 conditions, 2022 events. 842/2022 cut-off events. For 174753/174862 co-relation queries the response was YES. Maximal size of possible extension queue 211. Compared 16405 event pairs, 31 based on Foata normal form. 7/2017 useless extension candidates. Maximal degree in co-relation 27838. Up to 619 conditions per place. [2021-03-26 07:31:49,706 INFO L142 LiptonReduction]: Number of co-enabled transitions 1274 [2021-03-26 07:31:49,793 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:31:49,793 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:31:49,793 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 655 [2021-03-26 07:31:49,793 INFO L480 AbstractCegarLoop]: Abstraction has has 459 places, 839 transitions, 24815 flow [2021-03-26 07:31:49,793 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 15.166666666666666) internal successors, (182), 12 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:49,793 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:31:49,793 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:31:49,994 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43,43 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:31:49,994 INFO L428 AbstractCegarLoop]: === Iteration 45 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:31:49,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:31:49,994 INFO L82 PathProgramCache]: Analyzing trace with hash -2087020587, now seen corresponding path program 1 times [2021-03-26 07:31:49,994 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:31:49,994 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106073623] [2021-03-26 07:31:49,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:31:49,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:50,001 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:31:50,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:50,007 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-03-26 07:31:50,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:50,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:50,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:50,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:50,023 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:50,023 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106073623] [2021-03-26 07:31:50,023 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1636189487] [2021-03-26 07:31:50,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:31:50,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:50,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 07:31:50,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:31:50,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:50,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:50,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:50,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:50,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:50,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:50,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:50,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:50,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:50,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:50,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:50,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:50,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:50,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:50,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:50,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:50,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:50,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:50,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:31:50,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:50,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:31:50,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:31:50,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:50,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:50,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:50,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:50,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:31:50,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:50,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:50,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:50,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:31:50,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:50,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:50,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:50,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:50,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:50,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:50,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:50,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:50,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:50,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:50,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:50,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:50,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:50,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:50,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:50,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:50,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:50,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:50,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:50,092 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:31:50,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:50,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:50,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:50,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:50,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:50,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:50,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:50,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:50,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:50,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:50,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:50,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:50,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:50,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:50,099 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:50,099 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:31:50,099 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-26 07:31:50,099 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316036254] [2021-03-26 07:31:50,099 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 07:31:50,099 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:31:50,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 07:31:50,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-03-26 07:31:50,100 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 57 [2021-03-26 07:31:50,101 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 459 places, 839 transitions, 24815 flow. Second operand has 8 states, 8 states have (on average 18.25) internal successors, (146), 8 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:50,101 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:31:50,101 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 57 [2021-03-26 07:31:50,101 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:31:51,372 INFO L129 PetriNetUnfolder]: 932/2137 cut-off events. [2021-03-26 07:31:51,372 INFO L130 PetriNetUnfolder]: For 190143/190332 co-relation queries the response was YES. [2021-03-26 07:31:51,397 INFO L84 FinitePrefix]: Finished finitePrefix Result has 31318 conditions, 2137 events. 932/2137 cut-off events. For 190143/190332 co-relation queries the response was YES. Maximal size of possible extension queue 232. Compared 16732 event pairs, 36 based on Foata normal form. 38/2171 useless extension candidates. Maximal degree in co-relation 31074. Up to 1512 conditions per place. [2021-03-26 07:31:51,410 INFO L132 encePairwiseOnDemand]: 42/57 looper letters, 792 selfloop transitions, 65 changer transitions 0/864 dead transitions. [2021-03-26 07:31:51,410 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 465 places, 864 transitions, 27402 flow [2021-03-26 07:31:51,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 07:31:51,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 07:31:51,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 167 transitions. [2021-03-26 07:31:51,411 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.41854636591478694 [2021-03-26 07:31:51,411 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 167 transitions. [2021-03-26 07:31:51,411 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 167 transitions. [2021-03-26 07:31:51,411 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:31:51,411 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 167 transitions. [2021-03-26 07:31:51,412 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:51,412 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 57.0) internal successors, (456), 8 states have internal predecessors, (456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:51,412 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 57.0) internal successors, (456), 8 states have internal predecessors, (456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:51,412 INFO L185 Difference]: Start difference. First operand has 459 places, 839 transitions, 24815 flow. Second operand 7 states and 167 transitions. [2021-03-26 07:31:51,412 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 465 places, 864 transitions, 27402 flow [2021-03-26 07:31:52,496 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 458 places, 864 transitions, 27285 flow, removed 20 selfloop flow, removed 7 redundant places. [2021-03-26 07:31:52,514 INFO L241 Difference]: Finished difference. Result has 459 places, 842 transitions, 24958 flow [2021-03-26 07:31:52,515 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=57, PETRI_DIFFERENCE_MINUEND_FLOW=24698, PETRI_DIFFERENCE_MINUEND_PLACES=452, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=839, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=62, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=774, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=24958, PETRI_PLACES=459, PETRI_TRANSITIONS=842} [2021-03-26 07:31:52,515 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 437 predicate places. [2021-03-26 07:31:52,515 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:31:52,515 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 459 places, 842 transitions, 24958 flow [2021-03-26 07:31:52,516 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 459 places, 842 transitions, 24958 flow [2021-03-26 07:31:52,524 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 459 places, 842 transitions, 24958 flow [2021-03-26 07:31:53,045 INFO L129 PetriNetUnfolder]: 854/2043 cut-off events. [2021-03-26 07:31:53,046 INFO L130 PetriNetUnfolder]: For 181661/181800 co-relation queries the response was YES. [2021-03-26 07:31:53,073 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28517 conditions, 2043 events. 854/2043 cut-off events. For 181661/181800 co-relation queries the response was YES. Maximal size of possible extension queue 214. Compared 16531 event pairs, 33 based on Foata normal form. 24/2057 useless extension candidates. Maximal degree in co-relation 28262. Up to 631 conditions per place. [2021-03-26 07:31:53,098 INFO L142 LiptonReduction]: Number of co-enabled transitions 1286 [2021-03-26 07:31:53,186 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:31:53,186 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:31:53,186 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 671 [2021-03-26 07:31:53,186 INFO L480 AbstractCegarLoop]: Abstraction has has 459 places, 842 transitions, 24958 flow [2021-03-26 07:31:53,186 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 18.25) internal successors, (146), 8 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:53,186 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:31:53,186 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:31:53,387 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44,44 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:31:53,387 INFO L428 AbstractCegarLoop]: === Iteration 46 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:31:53,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:31:53,387 INFO L82 PathProgramCache]: Analyzing trace with hash -797461015, now seen corresponding path program 1 times [2021-03-26 07:31:53,387 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:31:53,387 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275559010] [2021-03-26 07:31:53,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:31:53,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:53,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:31:53,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:31:53,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:53,410 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:53,410 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275559010] [2021-03-26 07:31:53,410 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [447087470] [2021-03-26 07:31:53,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:31:53,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:53,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 07:31:53,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:31:53,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:31:53,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:53,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:53,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:53,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:53,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:31:53,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:53,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:53,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:31:53,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,456 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:53,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:53,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:31:53,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:53,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:53,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:31:53,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:53,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:53,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,468 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:53,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:53,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:31:53,485 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-26 07:31:53,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:31:53,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:53,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:31:53,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:53,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:53,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:53,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:53,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:53,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:53,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:53,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:53,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:53,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:53,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:53,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:53,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:31:53,492 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:53,492 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:31:53,492 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-03-26 07:31:53,492 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060581244] [2021-03-26 07:31:53,492 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-26 07:31:53,492 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:31:53,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-26 07:31:53,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-03-26 07:31:53,493 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 28 out of 57 [2021-03-26 07:31:53,493 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 459 places, 842 transitions, 24958 flow. Second operand has 10 states, 10 states have (on average 29.2) internal successors, (292), 10 states have internal predecessors, (292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:53,493 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:31:53,493 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 28 of 57 [2021-03-26 07:31:53,493 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:31:54,575 INFO L129 PetriNetUnfolder]: 908/2142 cut-off events. [2021-03-26 07:31:54,575 INFO L130 PetriNetUnfolder]: For 204191/204358 co-relation queries the response was YES. [2021-03-26 07:31:54,598 INFO L84 FinitePrefix]: Finished finitePrefix Result has 31639 conditions, 2142 events. 908/2142 cut-off events. For 204191/204358 co-relation queries the response was YES. Maximal size of possible extension queue 240. Compared 17223 event pairs, 30 based on Foata normal form. 33/2163 useless extension candidates. Maximal degree in co-relation 31401. Up to 1135 conditions per place. [2021-03-26 07:31:54,611 INFO L132 encePairwiseOnDemand]: 45/57 looper letters, 602 selfloop transitions, 84 changer transitions 0/866 dead transitions. [2021-03-26 07:31:54,611 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 465 places, 866 transitions, 27347 flow [2021-03-26 07:31:54,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 07:31:54,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 07:31:54,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 230 transitions. [2021-03-26 07:31:54,612 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5764411027568922 [2021-03-26 07:31:54,612 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 230 transitions. [2021-03-26 07:31:54,612 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 230 transitions. [2021-03-26 07:31:54,613 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:31:54,613 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 230 transitions. [2021-03-26 07:31:54,613 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 32.857142857142854) internal successors, (230), 7 states have internal predecessors, (230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:54,613 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 57.0) internal successors, (456), 8 states have internal predecessors, (456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:54,614 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 57.0) internal successors, (456), 8 states have internal predecessors, (456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:54,614 INFO L185 Difference]: Start difference. First operand has 459 places, 842 transitions, 24958 flow. Second operand 7 states and 230 transitions. [2021-03-26 07:31:54,614 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 465 places, 866 transitions, 27347 flow [2021-03-26 07:31:55,609 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 462 places, 866 transitions, 27164 flow, removed 56 selfloop flow, removed 3 redundant places. [2021-03-26 07:31:55,627 INFO L241 Difference]: Finished difference. Result has 465 places, 850 transitions, 25306 flow [2021-03-26 07:31:55,627 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=57, PETRI_DIFFERENCE_MINUEND_FLOW=24794, PETRI_DIFFERENCE_MINUEND_PLACES=456, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=842, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=76, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=761, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=25306, PETRI_PLACES=465, PETRI_TRANSITIONS=850} [2021-03-26 07:31:55,628 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 443 predicate places. [2021-03-26 07:31:55,628 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:31:55,628 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 465 places, 850 transitions, 25306 flow [2021-03-26 07:31:55,628 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 465 places, 850 transitions, 25306 flow [2021-03-26 07:31:55,636 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 465 places, 850 transitions, 25306 flow [2021-03-26 07:31:56,061 INFO L129 PetriNetUnfolder]: 888/2112 cut-off events. [2021-03-26 07:31:56,061 INFO L130 PetriNetUnfolder]: For 197712/197865 co-relation queries the response was YES. [2021-03-26 07:31:56,087 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29835 conditions, 2112 events. 888/2112 cut-off events. For 197712/197865 co-relation queries the response was YES. Maximal size of possible extension queue 220. Compared 17111 event pairs, 38 based on Foata normal form. 15/2109 useless extension candidates. Maximal degree in co-relation 29579. Up to 673 conditions per place. [2021-03-26 07:31:56,117 INFO L142 LiptonReduction]: Number of co-enabled transitions 1306 [2021-03-26 07:31:56,216 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:31:56,216 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:31:56,217 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 589 [2021-03-26 07:31:56,217 INFO L480 AbstractCegarLoop]: Abstraction has has 465 places, 850 transitions, 25306 flow [2021-03-26 07:31:56,217 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 29.2) internal successors, (292), 10 states have internal predecessors, (292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:56,217 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:31:56,217 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:31:56,417 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable45 [2021-03-26 07:31:56,418 INFO L428 AbstractCegarLoop]: === Iteration 47 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:31:56,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:31:56,418 INFO L82 PathProgramCache]: Analyzing trace with hash -1975765026, now seen corresponding path program 12 times [2021-03-26 07:31:56,418 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:31:56,418 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816489463] [2021-03-26 07:31:56,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:31:56,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:31:56,444 INFO L142 QuantifierPusher]: treesize reduction 5, result has 86.1 percent of original size [2021-03-26 07:31:56,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 07:31:56,461 INFO L142 QuantifierPusher]: treesize reduction 25, result has 70.2 percent of original size [2021-03-26 07:31:56,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-26 07:31:56,523 INFO L142 QuantifierPusher]: treesize reduction 25, result has 68.4 percent of original size [2021-03-26 07:31:56,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 07:31:56,563 INFO L142 QuantifierPusher]: treesize reduction 6, result has 88.0 percent of original size [2021-03-26 07:31:56,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-26 07:31:56,586 INFO L142 QuantifierPusher]: treesize reduction 6, result has 82.9 percent of original size [2021-03-26 07:31:56,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:31:56,606 INFO L142 QuantifierPusher]: treesize reduction 5, result has 82.8 percent of original size [2021-03-26 07:31:56,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 07:31:56,618 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:56,618 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816489463] [2021-03-26 07:31:56,618 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [697663072] [2021-03-26 07:31:56,618 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 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:31:56,635 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-03-26 07:31:56,635 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:31:56,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-26 07:31:56,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:31:56,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:56,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:56,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:56,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:56,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:56,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:56,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:56,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:56,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:56,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:56,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:56,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:56,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:56,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:56,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:56,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:31:56,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:56,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:56,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:31:56,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:56,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:56,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:56,697 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.5 percent of original size [2021-03-26 07:31:56,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:31:56,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:31:56,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:31:56,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:56,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:56,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:56,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:56,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:31:56,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:31:56,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:56,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:31:56,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:31:56,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:56,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:31:56,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:56,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:31:56,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:31:56,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:31:56,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:31:56,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:31:56,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 19 [2021-03-26 07:31:56,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:31:56,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:31:56,751 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:31:56,758 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:56,760 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-26 07:31:56,760 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:32, output treesize:33 [2021-03-26 07:31:56,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:56,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:31:56,781 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.4 percent of original size [2021-03-26 07:31:56,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:31:56,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-26 07:31:56,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:31:56,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:56,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:56,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:56,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:56,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:56,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:56,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:56,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:56,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:56,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:56,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:56,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:56,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,818 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:56,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:56,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:56,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:56,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:56,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:56,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:56,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:56,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:56,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:56,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:31:56,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:31:56,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:31:56,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:31:56,832 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:31:56,832 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:31:56,832 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2021-03-26 07:31:56,832 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445146332] [2021-03-26 07:31:56,832 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-26 07:31:56,832 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:31:56,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-26 07:31:56,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2021-03-26 07:31:56,833 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 57 [2021-03-26 07:31:56,833 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 465 places, 850 transitions, 25306 flow. Second operand has 14 states, 14 states have (on average 15.142857142857142) internal successors, (212), 14 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:56,833 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:31:56,833 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 57 [2021-03-26 07:31:56,833 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:31:58,305 INFO L129 PetriNetUnfolder]: 1009/2320 cut-off events. [2021-03-26 07:31:58,305 INFO L130 PetriNetUnfolder]: For 227446/227635 co-relation queries the response was YES. [2021-03-26 07:31:58,332 INFO L84 FinitePrefix]: Finished finitePrefix Result has 35020 conditions, 2320 events. 1009/2320 cut-off events. For 227446/227635 co-relation queries the response was YES. Maximal size of possible extension queue 257. Compared 18590 event pairs, 63 based on Foata normal form. 63/2379 useless extension candidates. Maximal degree in co-relation 34798. Up to 1760 conditions per place. [2021-03-26 07:31:58,346 INFO L132 encePairwiseOnDemand]: 38/57 looper letters, 783 selfloop transitions, 104 changer transitions 19/912 dead transitions. [2021-03-26 07:31:58,346 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 479 places, 912 transitions, 29588 flow [2021-03-26 07:31:58,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-26 07:31:58,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-03-26 07:31:58,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 273 transitions. [2021-03-26 07:31:58,347 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3192982456140351 [2021-03-26 07:31:58,347 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 273 transitions. [2021-03-26 07:31:58,347 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 273 transitions. [2021-03-26 07:31:58,348 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:31:58,348 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 273 transitions. [2021-03-26 07:31:58,348 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 18.2) internal successors, (273), 15 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:58,349 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 57.0) internal successors, (912), 16 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:58,349 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 57.0) internal successors, (912), 16 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:31:58,349 INFO L185 Difference]: Start difference. First operand has 465 places, 850 transitions, 25306 flow. Second operand 15 states and 273 transitions. [2021-03-26 07:31:58,349 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 479 places, 912 transitions, 29588 flow [2021-03-26 07:31:59,482 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 475 places, 912 transitions, 29338 flow, removed 67 selfloop flow, removed 4 redundant places. [2021-03-26 07:31:59,501 INFO L241 Difference]: Finished difference. Result has 480 places, 868 transitions, 26017 flow [2021-03-26 07:31:59,502 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=57, PETRI_DIFFERENCE_MINUEND_FLOW=25068, PETRI_DIFFERENCE_MINUEND_PLACES=461, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=850, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=90, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=751, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=26017, PETRI_PLACES=480, PETRI_TRANSITIONS=868} [2021-03-26 07:31:59,502 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 458 predicate places. [2021-03-26 07:31:59,502 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:31:59,502 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 480 places, 868 transitions, 26017 flow [2021-03-26 07:31:59,502 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 480 places, 868 transitions, 26017 flow [2021-03-26 07:31:59,510 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 478 places, 868 transitions, 26017 flow [2021-03-26 07:31:59,632 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([100] L44-1-->thread3EXIT: Formula: (not (< v_k_17 v_N_15)) InVars {N=v_N_15, k=v_k_17} OutVars{N=v_N_15, k=v_k_17} AuxVars[] AssignedVars[][480], [Black: 505#(and (<= k (+ M 1)) (= j i) (<= k (+ i 1))), Black: 2000#(<= k (+ i 2)), Black: 457#(and (<= k (+ M 1)) (= j i)), Black: 2001#(<= k i), Black: 459#(<= N (+ i 1)), Black: 476#(and (<= k (+ M 1)) (<= j i)), Black: 2054#(and (<= k i) (<= (+ k 1) N)), 12#thread2EXITtrue, Black: 256#(and (<= k i) (<= k M) (<= j i) (<= (+ k 1) N)), Black: 1999#(<= k (+ i 1)), Black: 511#(and (<= k (+ M 1)) (<= j i) (<= k (+ i 1))), Black: 208#(<= (+ k 1) N), 525#true, 2061#true, Black: 258#(and (<= k M) (<= j i) (<= (+ k 1) N) (<= (+ k 1) i)), 14#L62true, Black: 260#(and (<= (+ k 1) N) (<= (+ k 1) i)), Black: 264#(and (<= k i) (<= (+ k 1) N)), Black: 1232#(and (<= (+ j 1) i) (<= k (+ M 1))), Black: 266#(and (<= (+ k 2) N) (<= (+ k 1) i)), 17#L22-1true, Black: 1281#(and (<= N i) (<= k i)), Black: 1283#(and (<= N i) (<= k i) (<= (+ j k) (+ M i))), Black: 252#(and (<= k M) (<= j i) (<= (+ k 1) N)), Black: 205#(<= k i), Black: 1040#(and (<= (+ k 1) N) (<= (+ k 1) i)), Black: 980#(<= k i), Black: 1271#(and (<= (+ j 1) i) (<= k (+ M 1)) (<= k i)), 277#true, Black: 1289#(and (<= k i) (<= (+ j k) (+ M i))), Black: 2272#(<= (+ i 1) N), Black: 1275#(and (<= (+ j k 1) (+ M i)) (<= (+ j 1) i) (<= k (+ M 1)) (<= k i)), Black: 2324#(and (<= (+ i 1) N) (<= (+ i 1) k)), Black: 1291#(and (<= (+ j k 1) (+ M i)) (<= k i)), Black: 2314#(and (<= (+ i 1) N) (= j i) (<= M k)), Black: 2316#(and (<= (+ i 1) N) (<= i j) (<= M k) (<= (+ i 1) k)), Black: 2318#(and (<= (+ i 1) N) (<= i j) (<= M k) (<= (+ i 2) k)), 1306#true, 26#thread3EXITtrue, Black: 2832#(and (<= 0 l) (exists ((v_i_159 Int)) (and (= (select B (+ v_i_159 1)) (select A (+ v_i_159 1))) (= (select B v_i_159) (select A v_i_159)) 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1827#(and (<= 0 l) (<= k (+ i 2)) (<= i 0) (< l N) (<= k N)), Black: 3065#(<= (+ i 1) N), 44#(<= (+ M 1) N), Black: 1769#(or (<= (+ i 1) N) (and (= l 0) (= (select A l) (select B l))) (and (= i (+ l 1)) (= (select A l) (select B l)))), Black: 1819#(and (or (<= (+ i 1) N) (and (= l 0) (= (select A l) (select B l))) (and (= i (+ l 1)) (= (select A l) (select B l)))) (or (and (= l i) (= l 0)) (= N (+ l 1)) (< k N)) (<= k N)), Black: 1821#(and (<= 0 l) (<= i 0) (or (= l i) (not (= l 0)) (<= k l)) (<= j (+ i 1)) (<= k M) (<= (+ l 1) N) (<= (+ k 1) N)), Black: 47#(and (<= (+ k 1) N) (<= (+ M 1) N)), Black: 768#(<= (+ k 1) N), Black: 816#(and (<= (+ j 1) i) (<= k M) (< (+ j 1) N) (<= (+ k 1) N)), Black: 52#(and (<= 1 N) (= j i) (= j 0)), Black: 53#(<= (+ i 1) N), 57#true, Black: 547#(and (<= k (+ M 1)) (<= j i)), Black: 2608#(and (or (<= (+ i 1) N) (and (= l 0) (= (select A l) (select B l))) (and (= i (+ l 1)) (= (select A l) (select B l)))) (or (and (or (= l i) (not (= l 0))) (or (and (< 0 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1))) (<= v_i_160 0) (<= j v_i_160)))), Black: 111#(and (or (not (= l 0)) (= (select A l) (select B l))) (or (= l 0) (< 0 l)) (exists ((v_k_23 Int)) (and (= (select A v_k_23) (select B v_k_23)) (< v_k_23 N) (<= 0 v_k_23))) (<= i 1) (< l N)), Black: 2876#(and (<= 0 l) (<= k (+ M 2)) (< l N) (exists ((v_i_160 Int)) (and (= (select B v_i_160) (select A v_i_160)) (= (select A (+ v_i_160 1)) (select B (+ v_i_160 1))) (<= v_i_160 0) (<= j v_i_160)))), Black: 2910#(and (<= 0 l) (<= k (+ M 2)) (or (<= (+ i 1) N) (and (or (not (= l 0)) (= (select A l) (select B l))) (or (= l 0) (and (or (not (= k (+ l 1))) (= (select A l) (select B l))) (< k (+ l 2)))))) (< l (+ M 2)) (< l N) (exists ((v_i_160 Int)) (and (= (select B v_i_160) (select A v_i_160)) (= (select A (+ v_i_160 1)) (select B (+ v_i_160 1))) (<= v_i_160 0) (<= j v_i_160)))), 2935#true, 122#true, Black: 630#(and (<= N (+ M 1)) (<= k (+ M 1)) (= j i)), Black: 632#(and (<= N (+ M 1)) (<= k (+ M 1)) (<= j i)), Black: 1909#(and (<= 0 l) (or (= 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1) M)), Black: 175#(and (<= (+ j 1) i) (<= k M) (<= (+ j k 1) (+ N M))), Black: 418#(and (<= k (+ M 1)) (<= j i)), 454#true, Black: 1956#(and (<= 0 l) (exists ((v_k_75 Int)) (and (<= k (+ v_k_75 1)) (<= v_k_75 i) (< i (+ v_k_75 1)) (= (select B v_k_75) (select A v_k_75)))) (<= i 1) (= (select A (+ i (- 1))) (select B (+ i (- 1)))) (< l N)), Black: 1930#(or (<= (+ i 1) N) (= (select A l) (select B l))), Black: 963#(and (<= N i) (<= k i)), 202#true, Black: 906#(<= (+ k 1) i), 1996#true, Black: 907#(<= k i), Black: 2726#(<= (+ i 1) N), 2775#true, Black: 2260#(and (<= (+ k 1) N) (<= (+ k 1) i)), Black: 2203#(<= k (+ i 1)), 2266#true, Black: 1698#(and (or (<= (+ k 1) N) (= (select A l) (select B l))) (or (not (= l 0)) (= (select A l) (select B l)))), Black: 1754#(and (or (not (= l 0)) (= (select A l) (select B l))) (<= 0 l) (exists ((v_i_99 Int)) (and (<= v_i_99 0) (= (select B v_i_99) (select A v_i_99)) (<= k (+ v_i_99 2)) (= (select A (+ v_i_99 1)) (select B (+ v_i_99 1))))) (< l N)), Black: 2482#(<= k (+ i 1)), Black: 2484#(<= k i), Black: 2533#(and (<= N i) (<= k i)), Black: 3054#(and (<= 0 l) (exists ((v_i_162 Int)) (and (<= j v_i_162) (<= v_i_162 0) (= (select B (+ v_i_162 1)) (select A (+ v_i_162 1))) (= (select B v_i_162) (select A v_i_162)))) (or (= j 0) (= (select A l) (select B l))) (< l (+ M 2))), Black: 721#(and (<= k (+ M 1)) (<= j i)), Black: 1522#(and (<= (+ k 1) N) (<= (+ j k 1) (+ N M)) (<= (+ j k) (+ M i))), Black: 1524#(and (<= (+ j k 1) (+ M i)) (<= (+ j 1) i) (<= k (+ M 1)) (< (+ j 1) N) (<= (+ k 1) N)), Black: 758#(and (<= k (+ M 1)) (<= j i) (<= k (+ i 1)) (<= (+ k 1) N)), Black: 1516#(and (<= (+ j k 1) (+ M i)) (<= (+ k 1) N) (<= (+ j k 1) (+ N M))), Black: 1455#(<= (+ j k) (+ M i)), 1532#true]) [2021-03-26 07:31:59,632 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-26 07:31:59,632 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-26 07:31:59,632 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-26 07:31:59,632 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-26 07:31:59,703 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([94] L22-1-->thread1EXIT: Formula: (not (< v_i_11 v_N_7)) InVars {N=v_N_7, i=v_i_11} OutVars{N=v_N_7, i=v_i_11} AuxVars[] AssignedVars[][342], [1538#(<= N i), 7#L44-1true, Black: 2000#(<= k (+ i 2)), Black: 505#(and (<= k (+ M 1)) (= j i) (<= k (+ i 1))), Black: 457#(and (<= k (+ M 1)) (= j i)), Black: 2001#(<= k i), Black: 2054#(and (<= k i) (<= (+ k 1) N)), Black: 476#(and (<= k (+ M 1)) (<= j i)), 12#thread2EXITtrue, Black: 1999#(<= k (+ i 1)), Black: 511#(and (<= k (+ M 1)) (<= j i) (<= k (+ i 1))), Black: 256#(and (<= k i) (<= k M) (<= j i) (<= (+ k 1) N)), 13#thread1EXITtrue, Black: 208#(<= (+ k 1) N), 2061#true, 525#true, Black: 258#(and (<= k M) (<= j i) (<= (+ k 1) N) (<= (+ 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07:31:59,703 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-03-26 07:31:59,703 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-26 07:31:59,703 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-26 07:31:59,703 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-26 07:31:59,945 INFO L129 PetriNetUnfolder]: 898/2159 cut-off events. [2021-03-26 07:31:59,946 INFO L130 PetriNetUnfolder]: For 210962/211149 co-relation queries the response was YES. [2021-03-26 07:31:59,972 INFO L84 FinitePrefix]: Finished finitePrefix Result has 31126 conditions, 2159 events. 898/2159 cut-off events. For 210962/211149 co-relation queries the response was YES. Maximal size of possible extension queue 242. Compared 17769 event pairs, 34 based on Foata normal form. 40/2184 useless extension candidates. Maximal degree in co-relation 30866. Up to 695 conditions per place. [2021-03-26 07:31:59,994 INFO L142 LiptonReduction]: Number of co-enabled transitions 1346 [2021-03-26 07:32:00,084 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:32:00,084 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:32:00,084 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 582 [2021-03-26 07:32:00,085 INFO L480 AbstractCegarLoop]: Abstraction has has 478 places, 868 transitions, 26017 flow [2021-03-26 07:32:00,085 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 15.142857142857142) internal successors, (212), 14 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:00,085 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:32:00,085 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:32:00,299 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 46 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46 [2021-03-26 07:32:00,300 INFO L428 AbstractCegarLoop]: === Iteration 48 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:32:00,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:32:00,300 INFO L82 PathProgramCache]: Analyzing trace with hash 1391583894, now seen corresponding path program 1 times [2021-03-26 07:32:00,300 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:32:00,300 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888255602] [2021-03-26 07:32:00,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:32:00,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:32:00,306 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:32:00,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:00,311 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-03-26 07:32:00,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:00,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:00,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:00,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:00,327 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:32:00,327 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888255602] [2021-03-26 07:32:00,327 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2140508424] [2021-03-26 07:32:00,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:32:00,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:32:00,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 07:32:00,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:32:00,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:00,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:00,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:00,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:00,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:00,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:00,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:00,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:00,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:00,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:00,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:00,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:00,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:00,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:00,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:00,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:00,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:00,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:00,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:00,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,360 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:00,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:32:00,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:00,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:00,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:00,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:00,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:00,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:00,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:00,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:00,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:00,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:00,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:00,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:00,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:00,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:00,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:00,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:00,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:00,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:00,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:00,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:00,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:00,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:00,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:32:00,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:32:00,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:32:00,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:00,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:00,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:00,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:00,394 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:32:00,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:00,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:00,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:00,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:00,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:00,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:00,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:00,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:00,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:00,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:00,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:00,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:00,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:00,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:00,399 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:32:00,399 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:32:00,399 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-03-26 07:32:00,399 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554761830] [2021-03-26 07:32:00,399 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-26 07:32:00,399 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:32:00,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-26 07:32:00,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-03-26 07:32:00,400 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 57 [2021-03-26 07:32:00,400 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 478 places, 868 transitions, 26017 flow. Second operand has 9 states, 9 states have (on average 18.333333333333332) internal successors, (165), 9 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:00,400 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:32:00,400 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 57 [2021-03-26 07:32:00,400 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:32:01,369 INFO L129 PetriNetUnfolder]: 1041/2342 cut-off events. [2021-03-26 07:32:01,369 INFO L130 PetriNetUnfolder]: For 232496/232688 co-relation queries the response was YES. [2021-03-26 07:32:01,397 INFO L84 FinitePrefix]: Finished finitePrefix Result has 35484 conditions, 2342 events. 1041/2342 cut-off events. For 232496/232688 co-relation queries the response was YES. Maximal size of possible extension queue 257. Compared 18429 event pairs, 33 based on Foata normal form. 34/2372 useless extension candidates. Maximal degree in co-relation 35258. Up to 1521 conditions per place. [2021-03-26 07:32:01,417 INFO L132 encePairwiseOnDemand]: 41/57 looper letters, 806 selfloop transitions, 99 changer transitions 0/913 dead transitions. [2021-03-26 07:32:01,417 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 485 places, 913 transitions, 29097 flow [2021-03-26 07:32:01,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-26 07:32:01,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-26 07:32:01,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 190 transitions. [2021-03-26 07:32:01,418 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4166666666666667 [2021-03-26 07:32:01,418 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 190 transitions. [2021-03-26 07:32:01,418 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 190 transitions. [2021-03-26 07:32:01,418 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:32:01,418 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 190 transitions. [2021-03-26 07:32:01,419 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 23.75) internal successors, (190), 8 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:01,419 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 57.0) internal successors, (513), 9 states have internal predecessors, (513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:01,419 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 57.0) internal successors, (513), 9 states have internal predecessors, (513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:01,419 INFO L185 Difference]: Start difference. First operand has 478 places, 868 transitions, 26017 flow. Second operand 8 states and 190 transitions. [2021-03-26 07:32:01,419 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 485 places, 913 transitions, 29097 flow [2021-03-26 07:32:02,665 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 477 places, 913 transitions, 28937 flow, removed 65 selfloop flow, removed 8 redundant places. [2021-03-26 07:32:02,690 INFO L241 Difference]: Finished difference. Result has 478 places, 875 transitions, 26169 flow [2021-03-26 07:32:02,690 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=57, PETRI_DIFFERENCE_MINUEND_FLOW=25766, PETRI_DIFFERENCE_MINUEND_PLACES=470, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=866, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=90, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=774, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=26169, PETRI_PLACES=478, PETRI_TRANSITIONS=875} [2021-03-26 07:32:02,690 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 456 predicate places. [2021-03-26 07:32:02,690 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:32:02,691 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 478 places, 875 transitions, 26169 flow [2021-03-26 07:32:02,691 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 478 places, 875 transitions, 26169 flow [2021-03-26 07:32:02,702 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 478 places, 875 transitions, 26169 flow [2021-03-26 07:32:03,294 INFO L129 PetriNetUnfolder]: 937/2205 cut-off events. [2021-03-26 07:32:03,295 INFO L130 PetriNetUnfolder]: For 221398/221580 co-relation queries the response was YES. [2021-03-26 07:32:03,325 INFO L84 FinitePrefix]: Finished finitePrefix Result has 32189 conditions, 2205 events. 937/2205 cut-off events. For 221398/221580 co-relation queries the response was YES. Maximal size of possible extension queue 239. Compared 18033 event pairs, 51 based on Foata normal form. 41/2233 useless extension candidates. Maximal degree in co-relation 31929. Up to 730 conditions per place. [2021-03-26 07:32:03,362 INFO L142 LiptonReduction]: Number of co-enabled transitions 1350 [2021-03-26 07:32:03,518 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:32:03,518 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:32:03,518 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 828 [2021-03-26 07:32:03,518 INFO L480 AbstractCegarLoop]: Abstraction has has 478 places, 875 transitions, 26169 flow [2021-03-26 07:32:03,518 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 18.333333333333332) internal successors, (165), 9 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:03,518 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:32:03,518 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:32:03,719 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 47 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2021-03-26 07:32:03,719 INFO L428 AbstractCegarLoop]: === Iteration 49 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:32:03,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:32:03,719 INFO L82 PathProgramCache]: Analyzing trace with hash 2111930274, now seen corresponding path program 2 times [2021-03-26 07:32:03,719 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:32:03,719 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820348984] [2021-03-26 07:32:03,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:32:03,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:32:03,726 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:32:03,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:03,732 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-03-26 07:32:03,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:03,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:03,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:32:03,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:03,749 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:32:03,749 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820348984] [2021-03-26 07:32:03,749 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1722538149] [2021-03-26 07:32:03,749 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 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:32:03,785 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 07:32:03,785 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:32:03,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 07:32:03,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:32:03,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:03,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:03,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:03,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:03,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:03,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:03,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:03,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:03,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:03,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:03,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:03,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:03,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:03,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:03,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:03,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:03,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:03,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:03,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:03,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:03,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:32:03,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:03,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:03,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:03,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:03,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:03,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:03,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:03,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:03,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:03,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:03,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:03,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:03,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:03,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:03,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:03,834 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 07:32:03,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:32:03,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:03,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:32:03,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:32:03,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:03,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:03,844 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 07:32:03,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:03,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:03,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:03,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:03,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:03,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:03,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:03,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:03,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:03,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:03,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:03,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:03,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:03,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:03,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:03,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:03,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:03,853 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:32:03,853 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:32:03,853 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-03-26 07:32:03,853 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779443389] [2021-03-26 07:32:03,853 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-26 07:32:03,853 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:32:03,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-26 07:32:03,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-03-26 07:32:03,854 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 57 [2021-03-26 07:32:03,854 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 478 places, 875 transitions, 26169 flow. Second operand has 9 states, 9 states have (on average 18.333333333333332) internal successors, (165), 9 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:03,854 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:32:03,854 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 57 [2021-03-26 07:32:03,854 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:32:05,468 INFO L129 PetriNetUnfolder]: 1078/2497 cut-off events. [2021-03-26 07:32:05,469 INFO L130 PetriNetUnfolder]: For 257401/257702 co-relation queries the response was YES. [2021-03-26 07:32:05,503 INFO L84 FinitePrefix]: Finished finitePrefix Result has 38177 conditions, 2497 events. 1078/2497 cut-off events. For 257401/257702 co-relation queries the response was YES. Maximal size of possible extension queue 279. Compared 20390 event pairs, 25 based on Foata normal form. 90/2583 useless extension candidates. Maximal degree in co-relation 37871. Up to 805 conditions per place. [2021-03-26 07:32:05,521 INFO L132 encePairwiseOnDemand]: 40/57 looper letters, 844 selfloop transitions, 234 changer transitions 1/1087 dead transitions. [2021-03-26 07:32:05,521 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 490 places, 1087 transitions, 34840 flow [2021-03-26 07:32:05,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-26 07:32:05,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-03-26 07:32:05,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 316 transitions. [2021-03-26 07:32:05,522 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.39598997493734334 [2021-03-26 07:32:05,522 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 316 transitions. [2021-03-26 07:32:05,523 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 316 transitions. [2021-03-26 07:32:05,523 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:32:05,523 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 316 transitions. [2021-03-26 07:32:05,523 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 22.571428571428573) internal successors, (316), 14 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:05,524 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 57.0) internal successors, (855), 15 states have internal predecessors, (855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:05,524 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 57.0) internal successors, (855), 15 states have internal predecessors, (855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:05,524 INFO L185 Difference]: Start difference. First operand has 478 places, 875 transitions, 26169 flow. Second operand 14 states and 316 transitions. [2021-03-26 07:32:05,524 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 490 places, 1087 transitions, 34840 flow [2021-03-26 07:32:07,093 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 484 places, 1087 transitions, 34585 flow, removed 36 selfloop flow, removed 6 redundant places. [2021-03-26 07:32:07,128 INFO L241 Difference]: Finished difference. Result has 488 places, 936 transitions, 28169 flow [2021-03-26 07:32:07,129 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=57, PETRI_DIFFERENCE_MINUEND_FLOW=25894, PETRI_DIFFERENCE_MINUEND_PLACES=471, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=870, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=168, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=676, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=28169, PETRI_PLACES=488, PETRI_TRANSITIONS=936} [2021-03-26 07:32:07,129 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 466 predicate places. [2021-03-26 07:32:07,129 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:32:07,130 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 488 places, 936 transitions, 28169 flow [2021-03-26 07:32:07,130 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 488 places, 936 transitions, 28169 flow [2021-03-26 07:32:07,145 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 487 places, 936 transitions, 28169 flow [2021-03-26 07:32:07,952 INFO L129 PetriNetUnfolder]: 1028/2405 cut-off events. [2021-03-26 07:32:07,952 INFO L130 PetriNetUnfolder]: For 259251/259541 co-relation queries the response was YES. [2021-03-26 07:32:07,990 INFO L84 FinitePrefix]: Finished finitePrefix Result has 35943 conditions, 2405 events. 1028/2405 cut-off events. For 259251/259541 co-relation queries the response was YES. Maximal size of possible extension queue 262. Compared 19871 event pairs, 61 based on Foata normal form. 96/2488 useless extension candidates. Maximal degree in co-relation 35667. Up to 764 conditions per place. [2021-03-26 07:32:08,028 INFO L142 LiptonReduction]: Number of co-enabled transitions 1306 [2021-03-26 07:32:08,147 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:32:08,147 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:32:08,147 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1018 [2021-03-26 07:32:08,148 INFO L480 AbstractCegarLoop]: Abstraction has has 487 places, 936 transitions, 28169 flow [2021-03-26 07:32:08,148 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 18.333333333333332) internal successors, (165), 9 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:08,148 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:32:08,148 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:32:08,348 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48,48 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:32:08,348 INFO L428 AbstractCegarLoop]: === Iteration 50 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:32:08,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:32:08,349 INFO L82 PathProgramCache]: Analyzing trace with hash -305321695, now seen corresponding path program 2 times [2021-03-26 07:32:08,349 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:32:08,349 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115311308] [2021-03-26 07:32:08,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:32:08,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:32:08,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:32:08,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:32:08,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:08,378 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:32:08,378 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115311308] [2021-03-26 07:32:08,378 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1998472100] [2021-03-26 07:32:08,378 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 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:32:08,411 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 07:32:08,412 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:32:08,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 07:32:08,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:32:08,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:32:08,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:08,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:08,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:08,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:08,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:32:08,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:08,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:08,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:32:08,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:08,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:08,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:32:08,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:08,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:08,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:32:08,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,463 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-03-26 07:32:08,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:32:08,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:08,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:08,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:08,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:08,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,487 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:08,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,487 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:08,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:08,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:08,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:32:08,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:08,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:08,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:08,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:08,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:08,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:08,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:08,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:08,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:08,495 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:32:08,495 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:32:08,495 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-03-26 07:32:08,495 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656469486] [2021-03-26 07:32:08,495 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-26 07:32:08,495 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:32:08,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-26 07:32:08,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-03-26 07:32:08,496 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 28 out of 57 [2021-03-26 07:32:08,496 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 487 places, 936 transitions, 28169 flow. Second operand has 10 states, 10 states have (on average 29.1) internal successors, (291), 10 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:08,497 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:32:08,497 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 28 of 57 [2021-03-26 07:32:08,497 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:32:10,138 INFO L129 PetriNetUnfolder]: 1068/2546 cut-off events. [2021-03-26 07:32:10,139 INFO L130 PetriNetUnfolder]: For 270048/270186 co-relation queries the response was YES. [2021-03-26 07:32:10,175 INFO L84 FinitePrefix]: Finished finitePrefix Result has 39242 conditions, 2546 events. 1068/2546 cut-off events. For 270048/270186 co-relation queries the response was YES. Maximal size of possible extension queue 290. Compared 21380 event pairs, 28 based on Foata normal form. 37/2578 useless extension candidates. Maximal degree in co-relation 39034. Up to 924 conditions per place. [2021-03-26 07:32:10,192 INFO L132 encePairwiseOnDemand]: 44/57 looper letters, 615 selfloop transitions, 285 changer transitions 10/1095 dead transitions. [2021-03-26 07:32:10,192 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 497 places, 1095 transitions, 35253 flow [2021-03-26 07:32:10,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-26 07:32:10,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-26 07:32:10,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 348 transitions. [2021-03-26 07:32:10,193 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5550239234449761 [2021-03-26 07:32:10,193 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 348 transitions. [2021-03-26 07:32:10,193 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 348 transitions. [2021-03-26 07:32:10,193 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:32:10,193 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 348 transitions. [2021-03-26 07:32:10,194 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 31.636363636363637) internal successors, (348), 11 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:10,194 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 57.0) internal successors, (684), 12 states have internal predecessors, (684), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:10,194 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 57.0) internal successors, (684), 12 states have internal predecessors, (684), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:10,194 INFO L185 Difference]: Start difference. First operand has 487 places, 936 transitions, 28169 flow. Second operand 11 states and 348 transitions. [2021-03-26 07:32:10,194 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 497 places, 1095 transitions, 35253 flow [2021-03-26 07:32:11,686 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 490 places, 1095 transitions, 34817 flow, removed 146 selfloop flow, removed 7 redundant places. [2021-03-26 07:32:11,707 INFO L241 Difference]: Finished difference. Result has 492 places, 1040 transitions, 31905 flow [2021-03-26 07:32:11,708 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=57, PETRI_DIFFERENCE_MINUEND_FLOW=27804, PETRI_DIFFERENCE_MINUEND_PLACES=480, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=932, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=183, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=713, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=31905, PETRI_PLACES=492, PETRI_TRANSITIONS=1040} [2021-03-26 07:32:11,708 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 470 predicate places. [2021-03-26 07:32:11,708 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:32:11,708 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 492 places, 1040 transitions, 31905 flow [2021-03-26 07:32:11,708 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 492 places, 1040 transitions, 31905 flow [2021-03-26 07:32:11,718 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 491 places, 1040 transitions, 31905 flow [2021-03-26 07:32:12,296 INFO L129 PetriNetUnfolder]: 1056/2512 cut-off events. [2021-03-26 07:32:12,296 INFO L130 PetriNetUnfolder]: For 284208/284396 co-relation queries the response was YES. [2021-03-26 07:32:12,327 INFO L84 FinitePrefix]: Finished finitePrefix Result has 37947 conditions, 2512 events. 1056/2512 cut-off events. For 284208/284396 co-relation queries the response was YES. Maximal size of possible extension queue 267. Compared 21046 event pairs, 45 based on Foata normal form. 13/2515 useless extension candidates. Maximal degree in co-relation 37601. Up to 777 conditions per place. [2021-03-26 07:32:12,357 INFO L142 LiptonReduction]: Number of co-enabled transitions 1314 [2021-03-26 07:32:12,472 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:32:12,472 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:32:12,472 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 764 [2021-03-26 07:32:12,473 INFO L480 AbstractCegarLoop]: Abstraction has has 491 places, 1040 transitions, 31905 flow [2021-03-26 07:32:12,473 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 29.1) internal successors, (291), 10 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:12,473 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:32:12,473 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:32:12,673 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 49 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2021-03-26 07:32:12,673 INFO L428 AbstractCegarLoop]: === Iteration 51 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:32:12,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:32:12,673 INFO L82 PathProgramCache]: Analyzing trace with hash -575370622, now seen corresponding path program 1 times [2021-03-26 07:32:12,674 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:32:12,674 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159048292] [2021-03-26 07:32:12,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:32:12,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:32:12,694 INFO L142 QuantifierPusher]: treesize reduction 60, result has 47.8 percent of original size [2021-03-26 07:32:12,695 INFO L147 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size 52 [2021-03-26 07:32:12,733 INFO L142 QuantifierPusher]: treesize reduction 60, result has 45.9 percent of original size [2021-03-26 07:32:12,734 INFO L147 QuantifierPusher]: treesize reduction 3, result has 94.1 percent of original size 48 [2021-03-26 07:32:12,770 INFO L142 QuantifierPusher]: treesize reduction 44, result has 65.4 percent of original size [2021-03-26 07:32:12,771 INFO L147 QuantifierPusher]: treesize reduction 3, result has 96.4 percent of original size 80 [2021-03-26 07:32:12,850 INFO L142 QuantifierPusher]: treesize reduction 5, result has 89.1 percent of original size [2021-03-26 07:32:12,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 07:32:12,878 INFO L142 QuantifierPusher]: treesize reduction 18, result has 59.1 percent of original size [2021-03-26 07:32:12,879 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.6 percent of original size 22 [2021-03-26 07:32:12,894 INFO L142 QuantifierPusher]: treesize reduction 12, result has 36.8 percent of original size [2021-03-26 07:32:12,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:12,902 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:32:12,902 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159048292] [2021-03-26 07:32:12,902 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1133323792] [2021-03-26 07:32:12,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 50 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-26 07:32:12,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:32:12,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 13 conjunts are in the unsatisfiable core [2021-03-26 07:32:12,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 50 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:32:12,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:12,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:12,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:12,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:12,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:12,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:12,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:12,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:12,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:12,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:12,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:12,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:12,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:12,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:12,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:32:12,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:12,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:32:12,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:32:12,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:32:12,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:32:12,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:12,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:32:12,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 07:32:12,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:12,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:32:12,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 07:32:12,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:12,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:12,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:32:12,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:12,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:12,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:32:12,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 07:32:12,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-03-26 07:32:12,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:12,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:12,981 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:32:12,989 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:12,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:12,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:32:12,990 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-26 07:32:12,990 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:26, output treesize:25 [2021-03-26 07:32:12,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:12,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:12,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:32:12,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:12,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:12,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:12,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:32:13,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:32:13,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:32:13,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:32:13,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:32:13,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:32:13,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:32:13,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:32:13,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:32:13,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:32:13,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:32:13,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:32:13,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:32:13,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:32:13,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:32:13,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:13,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:32:13,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:13,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:32:13,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:32:13,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:32:13,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 07:32:13,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:32:13,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-03-26 07:32:13,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:32:13,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:32:13,039 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:32:13,050 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:13,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:13,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:32:13,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:32:13,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:32:13,056 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-03-26 07:32:13,056 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:33, output treesize:32 [2021-03-26 07:32:13,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:13,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:13,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:32:13,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:32:13,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:32:13,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:32:13,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 07:32:13,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 07:32:13,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:32:13,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 07:32:13,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:32:13,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:13,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:13,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:32:13,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:32:13,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 07:32:13,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:32:13,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 07:32:13,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:32:13,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:32:13,123 INFO L354 Elim1Store]: treesize reduction 32, result has 25.6 percent of original size [2021-03-26 07:32:13,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 23 treesize of output 28 [2021-03-26 07:32:13,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:32:13,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:32:13,125 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:32:13,140 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:13,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:13,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:13,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:32:13,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-26 07:32:13,150 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-03-26 07:32:13,151 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:45, output treesize:44 [2021-03-26 07:32:13,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:13,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:13,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:13,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:32:13,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-26 07:32:13,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-26 07:32:13,187 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.0 percent of original size [2021-03-26 07:32:13,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-26 07:32:13,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-26 07:32:13,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-26 07:32:13,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:13,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:13,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:13,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:32:13,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:32:13,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:13,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:13,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:13,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:32:13,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:32:13,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:32:13,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:32:13,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:32:13,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:13,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:13,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:13,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:32:13,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:32:13,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:13,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:13,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:13,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:32:13,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:32:13,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:32:13,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:32:13,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:32:13,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:13,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:13,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:13,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:32:13,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:32:13,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:13,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:13,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:13,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:32:13,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:32:13,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:32:13,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:32:13,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:32:13,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:13,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:13,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:13,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:32:13,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:32:13,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:13,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:13,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:13,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:32:13,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:32:13,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:32:13,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:32:13,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:32:13,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:13,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:13,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:13,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:32:13,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:32:13,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:13,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:13,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:13,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:32:13,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:32:13,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:32:13,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:13,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:13,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:32:13,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:32:13,309 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:32:13,309 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:32:13,309 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2021-03-26 07:32:13,309 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674048438] [2021-03-26 07:32:13,309 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-26 07:32:13,309 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:32:13,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-26 07:32:13,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-03-26 07:32:13,310 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 57 [2021-03-26 07:32:13,310 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 491 places, 1040 transitions, 31905 flow. Second operand has 14 states, 14 states have (on average 15.285714285714286) internal successors, (214), 14 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:13,310 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:32:13,310 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 57 [2021-03-26 07:32:13,310 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:32:15,578 INFO L129 PetriNetUnfolder]: 1396/3345 cut-off events. [2021-03-26 07:32:15,578 INFO L130 PetriNetUnfolder]: For 400217/400358 co-relation queries the response was YES. [2021-03-26 07:32:15,618 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54258 conditions, 3345 events. 1396/3345 cut-off events. For 400217/400358 co-relation queries the response was YES. Maximal size of possible extension queue 385. Compared 29970 event pairs, 80 based on Foata normal form. 127/3470 useless extension candidates. Maximal degree in co-relation 53577. Up to 1304 conditions per place. [2021-03-26 07:32:15,635 INFO L132 encePairwiseOnDemand]: 40/57 looper letters, 860 selfloop transitions, 363 changer transitions 145/1374 dead transitions. [2021-03-26 07:32:15,635 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 505 places, 1374 transitions, 45094 flow [2021-03-26 07:32:15,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-26 07:32:15,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-03-26 07:32:15,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 293 transitions. [2021-03-26 07:32:15,636 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.34269005847953216 [2021-03-26 07:32:15,636 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 293 transitions. [2021-03-26 07:32:15,636 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 293 transitions. [2021-03-26 07:32:15,636 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:32:15,636 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 293 transitions. [2021-03-26 07:32:15,637 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 19.533333333333335) internal successors, (293), 15 states have internal predecessors, (293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:15,638 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 57.0) internal successors, (912), 16 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:15,638 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 57.0) internal successors, (912), 16 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:15,638 INFO L185 Difference]: Start difference. First operand has 491 places, 1040 transitions, 31905 flow. Second operand 15 states and 293 transitions. [2021-03-26 07:32:15,638 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 505 places, 1374 transitions, 45094 flow [2021-03-26 07:32:17,465 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 502 places, 1374 transitions, 43223 flow, removed 842 selfloop flow, removed 3 redundant places. [2021-03-26 07:32:17,491 INFO L241 Difference]: Finished difference. Result has 506 places, 1085 transitions, 33273 flow [2021-03-26 07:32:17,491 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=57, PETRI_DIFFERENCE_MINUEND_FLOW=30413, PETRI_DIFFERENCE_MINUEND_PLACES=488, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1040, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=318, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=709, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=33273, PETRI_PLACES=506, PETRI_TRANSITIONS=1085} [2021-03-26 07:32:17,492 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 484 predicate places. [2021-03-26 07:32:17,492 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:32:17,492 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 506 places, 1085 transitions, 33273 flow [2021-03-26 07:32:17,492 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 506 places, 1085 transitions, 33273 flow [2021-03-26 07:32:17,505 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 503 places, 1085 transitions, 33273 flow [2021-03-26 07:32:18,130 INFO L129 PetriNetUnfolder]: 1166/2680 cut-off events. [2021-03-26 07:32:18,130 INFO L130 PetriNetUnfolder]: For 251562/251776 co-relation queries the response was YES. [2021-03-26 07:32:18,165 INFO L84 FinitePrefix]: Finished finitePrefix Result has 40329 conditions, 2680 events. 1166/2680 cut-off events. For 251562/251776 co-relation queries the response was YES. Maximal size of possible extension queue 272. Compared 22089 event pairs, 57 based on Foata normal form. 23/2698 useless extension candidates. Maximal degree in co-relation 39982. Up to 851 conditions per place. [2021-03-26 07:32:18,196 INFO L142 LiptonReduction]: Number of co-enabled transitions 1396 [2021-03-26 07:32:18,339 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:32:18,339 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:32:18,339 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 847 [2021-03-26 07:32:18,340 INFO L480 AbstractCegarLoop]: Abstraction has has 503 places, 1085 transitions, 33273 flow [2021-03-26 07:32:18,340 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 15.285714285714286) internal successors, (214), 14 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:18,340 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:32:18,340 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:32:18,543 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,50 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:32:18,544 INFO L428 AbstractCegarLoop]: === Iteration 52 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:32:18,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:32:18,544 INFO L82 PathProgramCache]: Analyzing trace with hash 1496935612, now seen corresponding path program 1 times [2021-03-26 07:32:18,544 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:32:18,544 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047935478] [2021-03-26 07:32:18,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:32:18,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:32:18,571 INFO L142 QuantifierPusher]: treesize reduction 52, result has 50.5 percent of original size [2021-03-26 07:32:18,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 07:32:18,601 INFO L142 QuantifierPusher]: treesize reduction 72, result has 61.9 percent of original size [2021-03-26 07:32:18,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 117 [2021-03-26 07:32:18,716 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 40 [2021-03-26 07:32:18,717 INFO L142 QuantifierPusher]: treesize reduction 97, result has 52.2 percent of original size [2021-03-26 07:32:18,718 INFO L147 QuantifierPusher]: treesize reduction 3, result has 97.2 percent of original size 103 [2021-03-26 07:32:18,787 INFO L142 QuantifierPusher]: treesize reduction 55, result has 64.7 percent of original size [2021-03-26 07:32:18,788 INFO L147 QuantifierPusher]: treesize reduction 3, result has 97.0 percent of original size 98 [2021-03-26 07:32:18,846 INFO L142 QuantifierPusher]: treesize reduction 18, result has 77.5 percent of original size [2021-03-26 07:32:18,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-03-26 07:32:18,877 INFO L142 QuantifierPusher]: treesize reduction 29, result has 59.7 percent of original size [2021-03-26 07:32:18,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:32:18,898 INFO L142 QuantifierPusher]: treesize reduction 29, result has 50.8 percent of original size [2021-03-26 07:32:18,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 07:32:18,916 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-03-26 07:32:18,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 07:32:18,931 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:32:18,931 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047935478] [2021-03-26 07:32:18,932 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1168308539] [2021-03-26 07:32:18,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 51 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:32:18,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:32:18,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 17 conjunts are in the unsatisfiable core [2021-03-26 07:32:18,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:32:18,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:18,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:18,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:18,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:18,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:18,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:18,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:18,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:18,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:18,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:18,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:18,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:18,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:18,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:18,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:18,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:18,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:18,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:18,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:18,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:18,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:18,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:18,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:18,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:18,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:18,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:18,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:18,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:18,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:18,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:18,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:18,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:19,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:19,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:19,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:19,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:19,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:32:19,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 07:32:19,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:19,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:32:19,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:32:19,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:32:19,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:32:19,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 15 [2021-03-26 07:32:19,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:32:19,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:32:19,039 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:32:19,047 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:32:19,047 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-26 07:32:19,047 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:27 [2021-03-26 07:32:19,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:32:19,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:32:19,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:32:19,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:32:19,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:32:19,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:32:19,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:32:19,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 07:32:19,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:32:19,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 07:32:19,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:19,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:32:19,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:32:19,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 07:32:19,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 07:32:19,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 07:32:19,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:32:19,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:32:19,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 28 [2021-03-26 07:32:19,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:32:19,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:32:19,086 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:32:19,094 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:32:19,096 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-26 07:32:19,096 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:35, output treesize:34 [2021-03-26 07:32:19,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:32:19,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:32:19,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 07:32:19,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-26 07:32:19,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 07:32:19,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-26 07:32:19,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:19,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:32:19,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:19,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 07:32:19,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 07:32:19,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 07:32:19,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-26 07:32:19,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:32:19,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:32:19,176 INFO L354 Elim1Store]: treesize reduction 48, result has 25.0 percent of original size [2021-03-26 07:32:19,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 38 [2021-03-26 07:32:19,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:32:19,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:32:19,178 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:32:19,195 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-26 07:32:19,198 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-03-26 07:32:19,198 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:47, output treesize:46 [2021-03-26 07:32:19,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-26 07:32:19,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-26 07:32:19,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-26 07:32:19,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-26 07:32:19,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-26 07:32:19,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-26 07:32:19,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-26 07:32:19,253 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-26 07:32:19,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 07:32:19,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:32:19,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 07:32:19,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:32:19,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:32:19,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:32:19,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:32:19,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:32:19,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:32:19,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:32:19,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:32:19,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:32:19,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:32:19,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:32:19,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:32:19,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:32:19,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:32:19,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:32:19,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:32:19,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:32:19,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,344 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:32:19,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:32:19,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:32:19,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:32:19,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:32:19,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:19,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:19,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:19,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:19,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:32:19,358 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:32:19,358 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:32:19,358 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 15 [2021-03-26 07:32:19,358 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873915772] [2021-03-26 07:32:19,359 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-26 07:32:19,359 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:32:19,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-26 07:32:19,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272 [2021-03-26 07:32:19,360 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 57 [2021-03-26 07:32:19,360 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 503 places, 1085 transitions, 33273 flow. Second operand has 17 states, 17 states have (on average 15.176470588235293) internal successors, (258), 17 states have internal predecessors, (258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:19,360 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:32:19,360 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 57 [2021-03-26 07:32:19,360 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:32:20,430 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 47 [2021-03-26 07:32:23,747 INFO L129 PetriNetUnfolder]: 1538/3462 cut-off events. [2021-03-26 07:32:23,747 INFO L130 PetriNetUnfolder]: For 372504/372665 co-relation queries the response was YES. [2021-03-26 07:32:23,789 INFO L84 FinitePrefix]: Finished finitePrefix Result has 57121 conditions, 3462 events. 1538/3462 cut-off events. For 372504/372665 co-relation queries the response was YES. Maximal size of possible extension queue 374. Compared 29407 event pairs, 64 based on Foata normal form. 48/3510 useless extension candidates. Maximal degree in co-relation 56688. Up to 1967 conditions per place. [2021-03-26 07:32:23,812 INFO L132 encePairwiseOnDemand]: 36/57 looper letters, 899 selfloop transitions, 516 changer transitions 38/1459 dead transitions. [2021-03-26 07:32:23,812 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 544 places, 1459 transitions, 50908 flow [2021-03-26 07:32:23,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-03-26 07:32:23,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2021-03-26 07:32:23,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 775 transitions. [2021-03-26 07:32:23,814 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3237259816207185 [2021-03-26 07:32:23,814 INFO L72 ComplementDD]: Start complementDD. Operand 42 states and 775 transitions. [2021-03-26 07:32:23,814 INFO L73 IsDeterministic]: Start isDeterministic. Operand 42 states and 775 transitions. [2021-03-26 07:32:23,815 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:32:23,815 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 42 states and 775 transitions. [2021-03-26 07:32:23,816 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 43 states, 42 states have (on average 18.452380952380953) internal successors, (775), 42 states have internal predecessors, (775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:23,817 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 43 states, 43 states have (on average 57.0) internal successors, (2451), 43 states have internal predecessors, (2451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:23,818 INFO L81 ComplementDD]: Finished complementDD. Result has 43 states, 43 states have (on average 57.0) internal successors, (2451), 43 states have internal predecessors, (2451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:23,818 INFO L185 Difference]: Start difference. First operand has 503 places, 1085 transitions, 33273 flow. Second operand 42 states and 775 transitions. [2021-03-26 07:32:23,818 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 544 places, 1459 transitions, 50908 flow [2021-03-26 07:32:26,199 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 536 places, 1459 transitions, 49483 flow, removed 621 selfloop flow, removed 8 redundant places. [2021-03-26 07:32:26,240 INFO L241 Difference]: Finished difference. Result has 557 places, 1318 transitions, 43235 flow [2021-03-26 07:32:26,241 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=57, PETRI_DIFFERENCE_MINUEND_FLOW=32523, PETRI_DIFFERENCE_MINUEND_PLACES=495, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1085, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=327, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=698, PETRI_DIFFERENCE_SUBTRAHEND_STATES=42, PETRI_FLOW=43235, PETRI_PLACES=557, PETRI_TRANSITIONS=1318} [2021-03-26 07:32:26,241 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 535 predicate places. [2021-03-26 07:32:26,241 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:32:26,242 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 557 places, 1318 transitions, 43235 flow [2021-03-26 07:32:26,242 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 557 places, 1318 transitions, 43235 flow [2021-03-26 07:32:26,265 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 551 places, 1318 transitions, 43235 flow [2021-03-26 07:32:27,590 INFO L129 PetriNetUnfolder]: 1439/3273 cut-off events. [2021-03-26 07:32:27,590 INFO L130 PetriNetUnfolder]: For 349785/350014 co-relation queries the response was YES. [2021-03-26 07:32:27,640 INFO L84 FinitePrefix]: Finished finitePrefix Result has 51968 conditions, 3273 events. 1439/3273 cut-off events. For 349785/350014 co-relation queries the response was YES. Maximal size of possible extension queue 332. Compared 27781 event pairs, 59 based on Foata normal form. 10/3272 useless extension candidates. Maximal degree in co-relation 51572. Up to 1043 conditions per place. [2021-03-26 07:32:27,685 INFO L142 LiptonReduction]: Number of co-enabled transitions 1496 [2021-03-26 07:32:28,356 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:32:28,356 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 07:32:28,356 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2115 [2021-03-26 07:32:28,357 INFO L480 AbstractCegarLoop]: Abstraction has has 551 places, 1318 transitions, 43273 flow [2021-03-26 07:32:28,357 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.176470588235293) internal successors, (258), 17 states have internal predecessors, (258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:28,357 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:32:28,357 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:32:28,557 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51,51 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:32:28,557 INFO L428 AbstractCegarLoop]: === Iteration 53 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:32:28,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:32:28,558 INFO L82 PathProgramCache]: Analyzing trace with hash -1582777096, now seen corresponding path program 15 times [2021-03-26 07:32:28,558 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:32:28,558 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460590874] [2021-03-26 07:32:28,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:32:28,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:32:28,564 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:32:28,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:28,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:32:28,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:32:28,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:32:28,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:28,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:32:28,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:28,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:28,596 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:32:28,596 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460590874] [2021-03-26 07:32:28,596 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1806242418] [2021-03-26 07:32:28,596 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 52 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:32:28,620 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-03-26 07:32:28,620 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:32:28,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-26 07:32:28,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:32:28,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:28,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:28,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:28,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:28,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:28,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:28,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:28,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:28,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:28,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:28,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:28,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:28,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:28,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:28,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:28,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:28,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:28,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:28,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:32:28,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:28,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:28,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:32:28,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:28,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:28,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:28,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:28,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:28,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:28,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:28,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:28,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:28,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:28,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:28,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:28,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:28,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:28,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:28,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:28,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:28,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:28,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:28,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:28,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:28,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:28,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:28,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:32:28,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:28,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:28,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:28,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:28,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:28,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:28,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:28,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:32:28,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:28,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:28,721 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 07:32:28,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:32:28,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:28,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:32:28,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:32:28,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:32:28,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:32:28,731 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:32:28,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:28,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:28,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:28,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:28,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:28,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:28,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:28,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:28,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:28,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:28,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:28,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:28,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:28,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:28,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:28,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:28,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:28,739 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:32:28,739 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:32:28,739 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 13 [2021-03-26 07:32:28,739 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396864238] [2021-03-26 07:32:28,739 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-26 07:32:28,739 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:32:28,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-26 07:32:28,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2021-03-26 07:32:28,740 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 59 [2021-03-26 07:32:28,740 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 551 places, 1318 transitions, 43273 flow. Second operand has 14 states, 14 states have (on average 18.142857142857142) internal successors, (254), 14 states have internal predecessors, (254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:28,740 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:32:28,740 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 59 [2021-03-26 07:32:28,740 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:32:32,984 INFO L129 PetriNetUnfolder]: 2365/5828 cut-off events. [2021-03-26 07:32:32,984 INFO L130 PetriNetUnfolder]: For 685444/685718 co-relation queries the response was YES. [2021-03-26 07:32:33,104 INFO L84 FinitePrefix]: Finished finitePrefix Result has 95222 conditions, 5828 events. 2365/5828 cut-off events. For 685444/685718 co-relation queries the response was YES. Maximal size of possible extension queue 611. Compared 57647 event pairs, 94 based on Foata normal form. 105/5933 useless extension candidates. Maximal degree in co-relation 94680. Up to 1987 conditions per place. [2021-03-26 07:32:33,138 INFO L132 encePairwiseOnDemand]: 44/59 looper letters, 1089 selfloop transitions, 1108 changer transitions 0/2205 dead transitions. [2021-03-26 07:32:33,138 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 580 places, 2205 transitions, 79284 flow [2021-03-26 07:32:33,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-03-26 07:32:33,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2021-03-26 07:32:33,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 675 transitions. [2021-03-26 07:32:33,139 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3813559322033898 [2021-03-26 07:32:33,139 INFO L72 ComplementDD]: Start complementDD. Operand 30 states and 675 transitions. [2021-03-26 07:32:33,139 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 675 transitions. [2021-03-26 07:32:33,139 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:32:33,139 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 675 transitions. [2021-03-26 07:32:33,140 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 31 states, 30 states have (on average 22.5) internal successors, (675), 30 states have internal predecessors, (675), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:33,141 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 31 states, 31 states have (on average 59.0) internal successors, (1829), 31 states have internal predecessors, (1829), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:33,142 INFO L81 ComplementDD]: Finished complementDD. Result has 31 states, 31 states have (on average 59.0) internal successors, (1829), 31 states have internal predecessors, (1829), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:33,142 INFO L185 Difference]: Start difference. First operand has 551 places, 1318 transitions, 43273 flow. Second operand 30 states and 675 transitions. [2021-03-26 07:32:33,142 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 580 places, 2205 transitions, 79284 flow [2021-03-26 07:32:36,712 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 574 places, 2205 transitions, 76187 flow, removed 1529 selfloop flow, removed 6 redundant places. [2021-03-26 07:32:36,766 INFO L241 Difference]: Finished difference. Result has 594 places, 1967 transitions, 68628 flow [2021-03-26 07:32:36,767 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=59, PETRI_DIFFERENCE_MINUEND_FLOW=40704, PETRI_DIFFERENCE_MINUEND_PLACES=545, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1318, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=536, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=718, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=68628, PETRI_PLACES=594, PETRI_TRANSITIONS=1967} [2021-03-26 07:32:36,767 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 572 predicate places. [2021-03-26 07:32:36,767 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:32:36,767 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 594 places, 1967 transitions, 68628 flow [2021-03-26 07:32:36,767 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 594 places, 1967 transitions, 68628 flow [2021-03-26 07:32:36,824 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 594 places, 1967 transitions, 68628 flow [2021-03-26 07:32:40,147 INFO L129 PetriNetUnfolder]: 2295/5674 cut-off events. [2021-03-26 07:32:40,147 INFO L130 PetriNetUnfolder]: For 720351/720605 co-relation queries the response was YES. [2021-03-26 07:32:40,247 INFO L84 FinitePrefix]: Finished finitePrefix Result has 91820 conditions, 5674 events. 2295/5674 cut-off events. For 720351/720605 co-relation queries the response was YES. Maximal size of possible extension queue 588. Compared 56104 event pairs, 85 based on Foata normal form. 4/5667 useless extension candidates. Maximal degree in co-relation 91181. Up to 1627 conditions per place. [2021-03-26 07:32:40,326 INFO L142 LiptonReduction]: Number of co-enabled transitions 2492 [2021-03-26 07:32:40,770 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:32:40,770 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:32:40,770 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4003 [2021-03-26 07:32:40,770 INFO L480 AbstractCegarLoop]: Abstraction has has 594 places, 1967 transitions, 68628 flow [2021-03-26 07:32:40,770 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 18.142857142857142) internal successors, (254), 14 states have internal predecessors, (254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:40,770 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:32:40,770 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:32:40,971 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 52 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable52 [2021-03-26 07:32:40,971 INFO L428 AbstractCegarLoop]: === Iteration 54 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:32:40,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:32:40,971 INFO L82 PathProgramCache]: Analyzing trace with hash -147187030, now seen corresponding path program 1 times [2021-03-26 07:32:40,971 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:32:40,971 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626177960] [2021-03-26 07:32:40,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:32:40,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:32:40,984 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:32:40,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:40,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:40,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:32:40,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:40,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:41,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:41,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:32:41,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:41,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:41,023 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:32:41,023 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626177960] [2021-03-26 07:32:41,023 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1831017913] [2021-03-26 07:32:41,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 53 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:32:41,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:32:41,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 07:32:41,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:32:41,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:41,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:41,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:41,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:41,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:41,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:41,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:41,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:41,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:41,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:41,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:32:41,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:41,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:41,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:32:41,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:41,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:41,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:41,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:41,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:41,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:41,187 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-03-26 07:32:41,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:41,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:41,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:41,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:32:41,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:41,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:41,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:41,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:41,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:41,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:41,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:41,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:41,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:41,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:41,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:41,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:41,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:41,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:41,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:41,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:41,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:41,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:41,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:41,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:41,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:32:41,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:32:41,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:41,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:41,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:32:41,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:41,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:41,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:32:41,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:32:41,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:32:41,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:41,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:41,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:41,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:41,213 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:32:41,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:41,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:41,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:41,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:41,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:41,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:41,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:41,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:41,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:41,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:41,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:41,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:41,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:41,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:41,221 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:32:41,221 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:32:41,221 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-03-26 07:32:41,221 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443774544] [2021-03-26 07:32:41,221 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-26 07:32:41,221 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:32:41,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-26 07:32:41,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-03-26 07:32:41,222 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 59 [2021-03-26 07:32:41,222 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 594 places, 1967 transitions, 68628 flow. Second operand has 10 states, 10 states have (on average 18.1) internal successors, (181), 10 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:41,222 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:32:41,222 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 59 [2021-03-26 07:32:41,222 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:32:47,516 INFO L129 PetriNetUnfolder]: 2440/6194 cut-off events. [2021-03-26 07:32:47,516 INFO L130 PetriNetUnfolder]: For 822072/822369 co-relation queries the response was YES. [2021-03-26 07:32:47,614 INFO L84 FinitePrefix]: Finished finitePrefix Result has 104803 conditions, 6194 events. 2440/6194 cut-off events. For 822072/822369 co-relation queries the response was YES. Maximal size of possible extension queue 646. Compared 63158 event pairs, 125 based on Foata normal form. 106/6300 useless extension candidates. Maximal degree in co-relation 104188. Up to 2988 conditions per place. [2021-03-26 07:32:47,659 INFO L132 encePairwiseOnDemand]: 41/59 looper letters, 1401 selfloop transitions, 709 changer transitions 0/2118 dead transitions. [2021-03-26 07:32:47,659 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 610 places, 2118 transitions, 80991 flow [2021-03-26 07:32:47,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-26 07:32:47,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-03-26 07:32:47,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 373 transitions. [2021-03-26 07:32:47,660 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.37188434695912265 [2021-03-26 07:32:47,660 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 373 transitions. [2021-03-26 07:32:47,660 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 373 transitions. [2021-03-26 07:32:47,660 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:32:47,660 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 373 transitions. [2021-03-26 07:32:47,661 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 21.941176470588236) internal successors, (373), 17 states have internal predecessors, (373), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:47,661 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 59.0) internal successors, (1062), 18 states have internal predecessors, (1062), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:47,661 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 59.0) internal successors, (1062), 18 states have internal predecessors, (1062), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:47,661 INFO L185 Difference]: Start difference. First operand has 594 places, 1967 transitions, 68628 flow. Second operand 17 states and 373 transitions. [2021-03-26 07:32:47,661 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 610 places, 2118 transitions, 80991 flow [2021-03-26 07:32:53,346 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 609 places, 2118 transitions, 73656 flow, removed 3662 selfloop flow, removed 1 redundant places. [2021-03-26 07:32:53,398 INFO L241 Difference]: Finished difference. Result has 612 places, 2047 transitions, 69013 flow [2021-03-26 07:32:53,399 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=59, PETRI_DIFFERENCE_MINUEND_FLOW=63085, PETRI_DIFFERENCE_MINUEND_PLACES=593, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1965, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=633, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1265, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=69013, PETRI_PLACES=612, PETRI_TRANSITIONS=2047} [2021-03-26 07:32:53,399 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 590 predicate places. [2021-03-26 07:32:53,399 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:32:53,400 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 612 places, 2047 transitions, 69013 flow [2021-03-26 07:32:53,400 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 612 places, 2047 transitions, 69013 flow [2021-03-26 07:32:53,421 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 612 places, 2047 transitions, 69013 flow [2021-03-26 07:32:56,255 INFO L129 PetriNetUnfolder]: 2370/6011 cut-off events. [2021-03-26 07:32:56,255 INFO L130 PetriNetUnfolder]: For 646466/646686 co-relation queries the response was YES. [2021-03-26 07:32:56,377 INFO L84 FinitePrefix]: Finished finitePrefix Result has 90861 conditions, 6011 events. 2370/6011 cut-off events. For 646466/646686 co-relation queries the response was YES. Maximal size of possible extension queue 621. Compared 61222 event pairs, 99 based on Foata normal form. 5/5996 useless extension candidates. Maximal degree in co-relation 90215. Up to 1647 conditions per place. [2021-03-26 07:32:56,475 INFO L142 LiptonReduction]: Number of co-enabled transitions 2592 [2021-03-26 07:32:56,974 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:32:56,974 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:32:56,974 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3575 [2021-03-26 07:32:56,975 INFO L480 AbstractCegarLoop]: Abstraction has has 612 places, 2047 transitions, 69013 flow [2021-03-26 07:32:56,975 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 18.1) internal successors, (181), 10 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:56,975 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:32:56,975 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:32:57,179 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53,53 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:32:57,180 INFO L428 AbstractCegarLoop]: === Iteration 55 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:32:57,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:32:57,180 INFO L82 PathProgramCache]: Analyzing trace with hash -664967132, now seen corresponding path program 2 times [2021-03-26 07:32:57,180 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:32:57,180 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542955463] [2021-03-26 07:32:57,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:32:57,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:32:57,193 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:32:57,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:57,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:32:57,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:57,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:57,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:57,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:32:57,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:57,233 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:32:57,233 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542955463] [2021-03-26 07:32:57,233 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [33303560] [2021-03-26 07:32:57,233 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 54 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:32:57,280 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 07:32:57,280 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:32:57,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 07:32:57,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:32:57,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:57,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:57,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:57,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:57,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:57,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:57,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:57,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:57,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:57,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:57,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:57,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:57,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:57,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:57,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:57,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:32:57,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:57,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:57,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:32:57,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:57,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:57,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:32:57,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:57,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:57,320 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-03-26 07:32:57,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:57,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:57,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:57,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:32:57,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:57,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:57,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:57,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:57,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:57,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:57,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:57,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:57,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:57,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:57,329 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-26 07:32:57,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:57,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:57,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:32:57,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:32:57,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:57,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:32:57,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:57,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:57,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:57,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:32:57,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:32:57,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:32:57,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:32:57,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:32:57,340 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 07:32:57,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:57,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:57,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:57,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:57,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:57,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:57,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:57,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:57,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:57,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:57,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:57,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:57,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:57,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:57,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:57,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:32:57,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:32:57,349 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:32:57,349 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:32:57,349 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-03-26 07:32:57,349 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362083073] [2021-03-26 07:32:57,350 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-26 07:32:57,350 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:32:57,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-26 07:32:57,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-03-26 07:32:57,350 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 59 [2021-03-26 07:32:57,351 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 612 places, 2047 transitions, 69013 flow. Second operand has 10 states, 10 states have (on average 18.1) internal successors, (181), 10 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:32:57,351 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:32:57,351 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 59 [2021-03-26 07:32:57,351 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:33:04,777 INFO L129 PetriNetUnfolder]: 2444/6250 cut-off events. [2021-03-26 07:33:04,777 INFO L130 PetriNetUnfolder]: For 649448/649512 co-relation queries the response was YES. [2021-03-26 07:33:04,887 INFO L84 FinitePrefix]: Finished finitePrefix Result has 96937 conditions, 6250 events. 2444/6250 cut-off events. For 649448/649512 co-relation queries the response was YES. Maximal size of possible extension queue 650. Compared 64082 event pairs, 66 based on Foata normal form. 15/6265 useless extension candidates. Maximal degree in co-relation 96339. Up to 2554 conditions per place. [2021-03-26 07:33:04,929 INFO L132 encePairwiseOnDemand]: 43/59 looper letters, 1559 selfloop transitions, 572 changer transitions 1/2140 dead transitions. [2021-03-26 07:33:04,929 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 631 places, 2140 transitions, 77047 flow [2021-03-26 07:33:04,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-26 07:33:04,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-03-26 07:33:04,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 418 transitions. [2021-03-26 07:33:04,930 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.35423728813559324 [2021-03-26 07:33:04,930 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 418 transitions. [2021-03-26 07:33:04,930 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 418 transitions. [2021-03-26 07:33:04,930 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:33:04,930 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 418 transitions. [2021-03-26 07:33:04,931 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 20.9) internal successors, (418), 20 states have internal predecessors, (418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:33:04,931 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 59.0) internal successors, (1239), 21 states have internal predecessors, (1239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:33:04,931 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 59.0) internal successors, (1239), 21 states have internal predecessors, (1239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:33:04,932 INFO L185 Difference]: Start difference. First operand has 612 places, 2047 transitions, 69013 flow. Second operand 20 states and 418 transitions. [2021-03-26 07:33:04,932 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 631 places, 2140 transitions, 77047 flow [2021-03-26 07:33:10,700 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 620 places, 2140 transitions, 76497 flow, removed 138 selfloop flow, removed 11 redundant places. [2021-03-26 07:33:10,762 INFO L241 Difference]: Finished difference. Result has 623 places, 2071 transitions, 71301 flow [2021-03-26 07:33:10,764 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=59, PETRI_DIFFERENCE_MINUEND_FLOW=68465, PETRI_DIFFERENCE_MINUEND_PLACES=601, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2047, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=548, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1487, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=71301, PETRI_PLACES=623, PETRI_TRANSITIONS=2071} [2021-03-26 07:33:10,764 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 601 predicate places. [2021-03-26 07:33:10,764 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:33:10,764 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 623 places, 2071 transitions, 71301 flow [2021-03-26 07:33:10,764 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 623 places, 2071 transitions, 71301 flow [2021-03-26 07:33:10,793 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 623 places, 2071 transitions, 71301 flow [2021-03-26 07:33:14,027 INFO L129 PetriNetUnfolder]: 2375/6084 cut-off events. [2021-03-26 07:33:14,027 INFO L130 PetriNetUnfolder]: For 682915/683151 co-relation queries the response was YES. [2021-03-26 07:33:14,303 INFO L84 FinitePrefix]: Finished finitePrefix Result has 92528 conditions, 6084 events. 2375/6084 cut-off events. For 682915/683151 co-relation queries the response was YES. Maximal size of possible extension queue 649. Compared 62708 event pairs, 100 based on Foata normal form. 7/6081 useless extension candidates. Maximal degree in co-relation 91861. Up to 1649 conditions per place. [2021-03-26 07:33:14,395 INFO L142 LiptonReduction]: Number of co-enabled transitions 2620 [2021-03-26 07:33:14,848 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:33:14,848 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:33:14,848 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4084 [2021-03-26 07:33:14,849 INFO L480 AbstractCegarLoop]: Abstraction has has 623 places, 2071 transitions, 71301 flow [2021-03-26 07:33:14,849 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 18.1) internal successors, (181), 10 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:33:14,849 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:33:14,849 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:33:15,049 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 54 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable54 [2021-03-26 07:33:15,049 INFO L428 AbstractCegarLoop]: === Iteration 56 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:33:15,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:33:15,050 INFO L82 PathProgramCache]: Analyzing trace with hash 18452104, now seen corresponding path program 3 times [2021-03-26 07:33:15,050 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:33:15,050 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380297835] [2021-03-26 07:33:15,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:33:15,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:33:15,057 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:33:15,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:15,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:33:15,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:33:15,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:33:15,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:33:15,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:33:15,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:15,095 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:33:15,095 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380297835] [2021-03-26 07:33:15,095 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [490835373] [2021-03-26 07:33:15,095 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 55 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-26 07:33:15,132 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-26 07:33:15,132 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:33:15,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 07:33:15,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 55 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:33:15,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:15,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:15,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:15,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:15,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:15,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:15,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:15,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:15,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:15,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:33:15,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:15,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:15,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:33:15,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:15,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:33:15,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:33:15,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:33:15,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:33:15,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:33:15,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:33:15,167 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-03-26 07:33:15,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:33:15,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:15,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:33:15,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:33:15,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:33:15,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:33:15,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:33:15,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:33:15,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:33:15,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:33:15,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:15,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:33:15,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:33:15,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:15,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:33:15,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:33:15,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:33:15,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:33:15,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:15,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:33:15,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:33:15,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:15,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:33:15,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:33:15,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:33:15,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:33:15,189 INFO L142 QuantifierPusher]: treesize reduction 1, result has 87.5 percent of original size [2021-03-26 07:33:15,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:15,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:15,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:15,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:33:15,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:33:15,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:33:15,193 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 07:33:15,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:15,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:15,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:15,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:15,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:15,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:15,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:15,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:15,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:15,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:15,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:15,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:15,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:15,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:15,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:15,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:15,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:15,202 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:33:15,202 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:33:15,203 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-03-26 07:33:15,203 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791656644] [2021-03-26 07:33:15,203 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-26 07:33:15,203 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:33:15,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-26 07:33:15,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-03-26 07:33:15,204 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 59 [2021-03-26 07:33:15,204 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 623 places, 2071 transitions, 71301 flow. Second operand has 10 states, 10 states have (on average 18.1) internal successors, (181), 10 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:33:15,204 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:33:15,204 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 59 [2021-03-26 07:33:15,204 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:33:20,412 INFO L129 PetriNetUnfolder]: 2435/6211 cut-off events. [2021-03-26 07:33:20,413 INFO L130 PetriNetUnfolder]: For 683134/683265 co-relation queries the response was YES. [2021-03-26 07:33:20,507 INFO L84 FinitePrefix]: Finished finitePrefix Result has 97907 conditions, 6211 events. 2435/6211 cut-off events. For 683134/683265 co-relation queries the response was YES. Maximal size of possible extension queue 645. Compared 63582 event pairs, 63 based on Foata normal form. 86/6297 useless extension candidates. Maximal degree in co-relation 97279. Up to 2121 conditions per place. [2021-03-26 07:33:20,542 INFO L132 encePairwiseOnDemand]: 42/59 looper letters, 1340 selfloop transitions, 793 changer transitions 2/2143 dead transitions. [2021-03-26 07:33:20,542 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 641 places, 2143 transitions, 78822 flow [2021-03-26 07:33:20,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-26 07:33:20,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-03-26 07:33:20,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 402 transitions. [2021-03-26 07:33:20,543 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3586083853702052 [2021-03-26 07:33:20,543 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 402 transitions. [2021-03-26 07:33:20,543 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 402 transitions. [2021-03-26 07:33:20,544 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:33:20,544 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 402 transitions. [2021-03-26 07:33:20,544 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 21.157894736842106) internal successors, (402), 19 states have internal predecessors, (402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:33:20,545 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 59.0) internal successors, (1180), 20 states have internal predecessors, (1180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:33:20,545 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 59.0) internal successors, (1180), 20 states have internal predecessors, (1180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:33:20,545 INFO L185 Difference]: Start difference. First operand has 623 places, 2071 transitions, 71301 flow. Second operand 19 states and 402 transitions. [2021-03-26 07:33:20,545 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 641 places, 2143 transitions, 78822 flow [2021-03-26 07:33:26,150 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 630 places, 2143 transitions, 78343 flow, removed 48 selfloop flow, removed 11 redundant places. [2021-03-26 07:33:26,214 INFO L241 Difference]: Finished difference. Result has 631 places, 2073 transitions, 73097 flow [2021-03-26 07:33:26,216 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=59, PETRI_DIFFERENCE_MINUEND_FLOW=70358, PETRI_DIFFERENCE_MINUEND_PLACES=612, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2060, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=781, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1275, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=73097, PETRI_PLACES=631, PETRI_TRANSITIONS=2073} [2021-03-26 07:33:26,216 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 609 predicate places. [2021-03-26 07:33:26,216 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:33:26,216 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 631 places, 2073 transitions, 73097 flow [2021-03-26 07:33:26,216 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 631 places, 2073 transitions, 73097 flow [2021-03-26 07:33:26,248 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 631 places, 2073 transitions, 73097 flow [2021-03-26 07:33:28,994 INFO L129 PetriNetUnfolder]: 2367/5991 cut-off events. [2021-03-26 07:33:28,994 INFO L130 PetriNetUnfolder]: For 694936/695156 co-relation queries the response was YES. [2021-03-26 07:33:29,100 INFO L84 FinitePrefix]: Finished finitePrefix Result has 93613 conditions, 5991 events. 2367/5991 cut-off events. For 694936/695156 co-relation queries the response was YES. Maximal size of possible extension queue 631. Compared 60982 event pairs, 88 based on Foata normal form. 7/5988 useless extension candidates. Maximal degree in co-relation 92940. Up to 1633 conditions per place. [2021-03-26 07:33:29,171 INFO L142 LiptonReduction]: Number of co-enabled transitions 2620 [2021-03-26 07:33:29,649 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:33:29,649 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:33:29,649 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3433 [2021-03-26 07:33:29,649 INFO L480 AbstractCegarLoop]: Abstraction has has 631 places, 2073 transitions, 73097 flow [2021-03-26 07:33:29,649 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 18.1) internal successors, (181), 10 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:33:29,649 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:33:29,649 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:33:29,850 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 55 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable55 [2021-03-26 07:33:29,850 INFO L428 AbstractCegarLoop]: === Iteration 57 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:33:29,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:33:29,850 INFO L82 PathProgramCache]: Analyzing trace with hash 430754348, now seen corresponding path program 2 times [2021-03-26 07:33:29,850 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:33:29,850 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528624064] [2021-03-26 07:33:29,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:33:29,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:33:29,880 INFO L142 QuantifierPusher]: treesize reduction 14, result has 73.1 percent of original size [2021-03-26 07:33:29,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 07:33:29,905 INFO L142 QuantifierPusher]: treesize reduction 48, result has 62.2 percent of original size [2021-03-26 07:33:29,906 INFO L147 QuantifierPusher]: treesize reduction 5, result has 93.7 percent of original size 74 [2021-03-26 07:33:29,967 INFO L142 QuantifierPusher]: treesize reduction 87, result has 52.5 percent of original size [2021-03-26 07:33:29,968 INFO L147 QuantifierPusher]: treesize reduction 3, result has 96.9 percent of original size 93 [2021-03-26 07:33:30,047 INFO L142 QuantifierPusher]: treesize reduction 49, result has 66.7 percent of original size [2021-03-26 07:33:30,048 INFO L147 QuantifierPusher]: treesize reduction 3, result has 96.9 percent of original size 95 [2021-03-26 07:33:30,122 INFO L142 QuantifierPusher]: treesize reduction 21, result has 72.7 percent of original size [2021-03-26 07:33:30,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 07:33:30,150 INFO L142 QuantifierPusher]: treesize reduction 23, result has 65.2 percent of original size [2021-03-26 07:33:30,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:33:30,175 INFO L142 QuantifierPusher]: treesize reduction 47, result has 21.7 percent of original size [2021-03-26 07:33:30,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:33:30,188 INFO L142 QuantifierPusher]: treesize reduction 29, result has 19.4 percent of original size [2021-03-26 07:33:30,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:30,199 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:33:30,200 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528624064] [2021-03-26 07:33:30,200 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1573107571] [2021-03-26 07:33:30,200 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 56 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 56 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:33:30,223 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 07:33:30,224 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:33:30,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 19 conjunts are in the unsatisfiable core [2021-03-26 07:33:30,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:33:30,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:33:30,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:33:30,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:33:30,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:33:30,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:33:30,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:33:30,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:33:30,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:33:30,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,251 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size 21 [2021-03-26 07:33:30,251 INFO L142 QuantifierPusher]: treesize reduction 2, result has 91.3 percent of original size [2021-03-26 07:33:30,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:33:30,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:33:30,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:33:30,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,276 INFO L147 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size 19 [2021-03-26 07:33:30,277 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-03-26 07:33:30,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:33:30,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:33:30,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:33:30,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:33:30,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:33:30,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:33:30,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:33:30,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:33:30,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-26 07:33:30,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:33:30,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 07:33:30,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:33:30,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 07:33:30,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 15 [2021-03-26 07:33:30,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:33:30,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:33:30,321 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:33:30,331 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 07:33:30,332 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-26 07:33:30,332 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:30 [2021-03-26 07:33:30,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 07:33:30,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 07:33:30,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 07:33:30,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 07:33:30,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,360 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 07:33:30,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 07:33:30,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:33:30,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:33:30,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:33:30,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 07:33:30,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 07:33:30,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 07:33:30,389 INFO L354 Elim1Store]: treesize reduction 32, result has 25.6 percent of original size [2021-03-26 07:33:30,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 23 treesize of output 28 [2021-03-26 07:33:30,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:33:30,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:33:30,391 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:33:30,405 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:33:30,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-26 07:33:30,407 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-26 07:33:30,407 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:43, output treesize:42 [2021-03-26 07:33:30,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:33:30,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-26 07:33:30,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:33:30,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-26 07:33:30,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:33:30,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-26 07:33:30,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:33:30,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-26 07:33:30,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,446 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:33:30,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-26 07:33:30,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:33:30,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-26 07:33:30,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:33:30,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-26 07:33:30,451 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-26 07:33:30,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:33:30,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:33:30,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 07:33:30,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 07:33:30,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:33:30,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:33:30,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:33:30,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:33:30,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:33:30,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:33:30,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:33:30,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:33:30,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:33:30,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:33:30,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:33:30,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:33:30,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:33:30,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:33:30,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:33:30,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 07:33:30,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-26 07:33:30,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-26 07:33:30,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-26 07:33:30,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-26 07:33:30,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:33:30,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:33:30,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:33:30,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:33:30,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 07:33:30,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 07:33:30,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-26 07:33:30,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-26 07:33:30,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:33:30,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:33:30,523 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-26 07:33:30,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 33 [2021-03-26 07:33:30,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:33:30,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:33:30,526 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:33:30,538 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:30,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:33:30,540 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-26 07:33:30,540 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:49, output treesize:34 [2021-03-26 07:33:30,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:30,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:33:30,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,542 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:30,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:33:30,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:30,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:33:30,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:30,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:33:30,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:30,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:33:30,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:30,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:33:30,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:30,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:33:30,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:30,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:33:30,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:30,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:33:30,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,588 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:30,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:33:30,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:30,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:33:30,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:30,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:33:30,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:30,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:33:30,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:30,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:33:30,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:30,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:33:30,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:30,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:33:30,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:30,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:33:30,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:30,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:33:30,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:30,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:33:30,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:30,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:33:30,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:30,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:33:30,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:30,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:30,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:30,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:33:30,612 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:33:30,612 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:33:30,612 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 15 [2021-03-26 07:33:30,612 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200074437] [2021-03-26 07:33:30,612 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-26 07:33:30,612 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:33:30,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-26 07:33:30,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2021-03-26 07:33:30,613 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 59 [2021-03-26 07:33:30,613 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 631 places, 2073 transitions, 73097 flow. Second operand has 17 states, 17 states have (on average 15.176470588235293) internal successors, (258), 17 states have internal predecessors, (258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:33:30,613 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:33:30,613 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 59 [2021-03-26 07:33:30,613 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:33:30,760 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-03-26 07:33:31,789 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 55 [2021-03-26 07:33:32,103 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 69 [2021-03-26 07:33:32,296 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2021-03-26 07:33:32,684 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 68 [2021-03-26 07:33:32,892 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 55 [2021-03-26 07:33:39,730 INFO L129 PetriNetUnfolder]: 2892/7503 cut-off events. [2021-03-26 07:33:39,731 INFO L130 PetriNetUnfolder]: For 931376/931424 co-relation queries the response was YES. [2021-03-26 07:33:39,840 INFO L84 FinitePrefix]: Finished finitePrefix Result has 125021 conditions, 7503 events. 2892/7503 cut-off events. For 931376/931424 co-relation queries the response was YES. Maximal size of possible extension queue 808. Compared 80717 event pairs, 136 based on Foata normal form. 132/7635 useless extension candidates. Maximal degree in co-relation 124311. Up to 4240 conditions per place. [2021-03-26 07:33:39,887 INFO L132 encePairwiseOnDemand]: 40/59 looper letters, 1809 selfloop transitions, 724 changer transitions 161/2700 dead transitions. [2021-03-26 07:33:39,887 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 668 places, 2700 transitions, 104688 flow [2021-03-26 07:33:39,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-03-26 07:33:39,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2021-03-26 07:33:39,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 697 transitions. [2021-03-26 07:33:39,889 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.31088314005352363 [2021-03-26 07:33:39,889 INFO L72 ComplementDD]: Start complementDD. Operand 38 states and 697 transitions. [2021-03-26 07:33:39,889 INFO L73 IsDeterministic]: Start isDeterministic. Operand 38 states and 697 transitions. [2021-03-26 07:33:39,889 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:33:39,889 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 38 states and 697 transitions. [2021-03-26 07:33:39,890 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 39 states, 38 states have (on average 18.342105263157894) internal successors, (697), 38 states have internal predecessors, (697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:33:39,891 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 39 states, 39 states have (on average 59.0) internal successors, (2301), 39 states have internal predecessors, (2301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:33:39,891 INFO L81 ComplementDD]: Finished complementDD. Result has 39 states, 39 states have (on average 59.0) internal successors, (2301), 39 states have internal predecessors, (2301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:33:39,891 INFO L185 Difference]: Start difference. First operand has 631 places, 2073 transitions, 73097 flow. Second operand 38 states and 697 transitions. [2021-03-26 07:33:39,892 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 668 places, 2700 transitions, 104688 flow [2021-03-26 07:33:47,848 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 656 places, 2700 transitions, 102286 flow, removed 706 selfloop flow, removed 12 redundant places. [2021-03-26 07:33:47,913 INFO L241 Difference]: Finished difference. Result has 669 places, 2351 transitions, 84758 flow [2021-03-26 07:33:47,915 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=59, PETRI_DIFFERENCE_MINUEND_FLOW=71344, PETRI_DIFFERENCE_MINUEND_PLACES=619, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2073, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=453, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1446, PETRI_DIFFERENCE_SUBTRAHEND_STATES=38, PETRI_FLOW=84758, PETRI_PLACES=669, PETRI_TRANSITIONS=2351} [2021-03-26 07:33:47,915 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 647 predicate places. [2021-03-26 07:33:47,915 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:33:47,915 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 669 places, 2351 transitions, 84758 flow [2021-03-26 07:33:47,915 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 669 places, 2351 transitions, 84758 flow [2021-03-26 07:33:47,947 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 665 places, 2351 transitions, 84758 flow [2021-03-26 07:33:51,273 INFO L129 PetriNetUnfolder]: 2677/6768 cut-off events. [2021-03-26 07:33:51,273 INFO L130 PetriNetUnfolder]: For 828823/829112 co-relation queries the response was YES. [2021-03-26 07:33:51,385 INFO L84 FinitePrefix]: Finished finitePrefix Result has 109812 conditions, 6768 events. 2677/6768 cut-off events. For 828823/829112 co-relation queries the response was YES. Maximal size of possible extension queue 697. Compared 70252 event pairs, 101 based on Foata normal form. 16/6772 useless extension candidates. Maximal degree in co-relation 109536. Up to 1836 conditions per place. [2021-03-26 07:33:51,473 INFO L142 LiptonReduction]: Number of co-enabled transitions 3170 [2021-03-26 07:33:54,556 INFO L154 LiptonReduction]: Checked pairs total: 12 [2021-03-26 07:33:54,557 INFO L156 LiptonReduction]: Total number of compositions: 11 [2021-03-26 07:33:54,557 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6642 [2021-03-26 07:33:54,557 INFO L480 AbstractCegarLoop]: Abstraction has has 665 places, 2351 transitions, 85030 flow [2021-03-26 07:33:54,557 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 15.176470588235293) internal successors, (258), 17 states have internal predecessors, (258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:33:54,557 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:33:54,558 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:33:54,761 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56,56 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:33:54,761 INFO L428 AbstractCegarLoop]: === Iteration 58 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:33:54,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:33:54,762 INFO L82 PathProgramCache]: Analyzing trace with hash 1238210021, now seen corresponding path program 2 times [2021-03-26 07:33:54,762 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:33:54,762 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091403016] [2021-03-26 07:33:54,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:33:54,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:33:54,770 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:33:54,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:54,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:33:54,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:54,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:33:54,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:33:54,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:33:54,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:33:54,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:54,811 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:33:54,811 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091403016] [2021-03-26 07:33:54,811 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [756325896] [2021-03-26 07:33:54,811 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 57 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-26 07:33:54,853 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 07:33:54,853 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:33:54,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-26 07:33:54,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:33:54,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:54,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 Waiting until toolchain timeout for monitored process 57 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:33:54,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:54,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:54,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:54,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:54,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:54,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:54,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:54,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:33:54,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:54,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:54,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:33:54,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:54,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:33:54,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:33:54,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:33:54,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:33:54,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:33:54,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:33:54,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:54,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:33:54,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:33:54,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:54,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:33:54,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:33:54,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:54,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:54,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:54,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:54,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:54,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:54,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:54,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:33:54,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:54,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:54,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:33:54,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:33:54,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:33:54,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:33:54,910 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-03-26 07:33:54,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:33:54,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:54,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:33:54,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:33:54,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:33:54,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:33:54,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:54,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:33:54,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:33:54,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:54,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:33:54,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:33:54,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:33:54,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:33:54,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:54,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:54,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:33:54,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:33:54,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:33:54,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:33:54,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:33:54,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:33:54,929 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:33:54,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:54,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:54,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:54,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:54,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:54,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:54,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:54,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:54,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:54,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:54,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:54,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:54,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:54,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:54,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:54,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:33:54,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:33:54,937 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:33:54,937 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:33:54,938 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 11 [2021-03-26 07:33:54,938 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056430977] [2021-03-26 07:33:54,938 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-26 07:33:54,938 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:33:54,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-26 07:33:54,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2021-03-26 07:33:54,939 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 70 [2021-03-26 07:33:54,939 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 665 places, 2351 transitions, 85030 flow. Second operand has 12 states, 12 states have (on average 18.166666666666668) internal successors, (218), 12 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:33:54,939 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:33:54,939 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 70 [2021-03-26 07:33:54,939 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:34:06,080 INFO L129 PetriNetUnfolder]: 3510/9144 cut-off events. [2021-03-26 07:34:06,080 INFO L130 PetriNetUnfolder]: For 1302620/1303023 co-relation queries the response was YES. [2021-03-26 07:34:06,234 INFO L84 FinitePrefix]: Finished finitePrefix Result has 160939 conditions, 9144 events. 3510/9144 cut-off events. For 1302620/1303023 co-relation queries the response was YES. Maximal size of possible extension queue 966. Compared 101408 event pairs, 151 based on Foata normal form. 83/9226 useless extension candidates. Maximal degree in co-relation 160529. Up to 2644 conditions per place. [2021-03-26 07:34:06,441 INFO L132 encePairwiseOnDemand]: 42/70 looper letters, 1026 selfloop transitions, 2192 changer transitions 0/3226 dead transitions. [2021-03-26 07:34:06,441 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 697 places, 3226 transitions, 130502 flow [2021-03-26 07:34:06,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-26 07:34:06,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-03-26 07:34:06,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 748 transitions. [2021-03-26 07:34:06,442 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3238095238095238 [2021-03-26 07:34:06,442 INFO L72 ComplementDD]: Start complementDD. Operand 33 states and 748 transitions. [2021-03-26 07:34:06,442 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 748 transitions. [2021-03-26 07:34:06,443 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:34:06,443 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 33 states and 748 transitions. [2021-03-26 07:34:06,443 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 34 states, 33 states have (on average 22.666666666666668) internal successors, (748), 33 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:34:06,445 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 34 states, 34 states have (on average 70.0) internal successors, (2380), 34 states have internal predecessors, (2380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:34:06,445 INFO L81 ComplementDD]: Finished complementDD. Result has 34 states, 34 states have (on average 70.0) internal successors, (2380), 34 states have internal predecessors, (2380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:34:06,445 INFO L185 Difference]: Start difference. First operand has 665 places, 2351 transitions, 85030 flow. Second operand 33 states and 748 transitions. [2021-03-26 07:34:06,445 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 697 places, 3226 transitions, 130502 flow [2021-03-26 07:34:16,695 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 687 places, 3226 transitions, 129375 flow, removed 537 selfloop flow, removed 10 redundant places. [2021-03-26 07:34:16,769 INFO L241 Difference]: Finished difference. Result has 702 places, 3038 transitions, 120799 flow [2021-03-26 07:34:16,771 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=70, PETRI_DIFFERENCE_MINUEND_FLOW=84049, PETRI_DIFFERENCE_MINUEND_PLACES=655, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2351, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1603, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=713, PETRI_DIFFERENCE_SUBTRAHEND_STATES=33, PETRI_FLOW=120799, PETRI_PLACES=702, PETRI_TRANSITIONS=3038} [2021-03-26 07:34:16,771 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 680 predicate places. [2021-03-26 07:34:16,771 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:34:16,771 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 702 places, 3038 transitions, 120799 flow [2021-03-26 07:34:16,771 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 702 places, 3038 transitions, 120799 flow [2021-03-26 07:34:16,811 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 702 places, 3038 transitions, 120799 flow [2021-03-26 07:34:22,847 INFO L129 PetriNetUnfolder]: 3421/8874 cut-off events. [2021-03-26 07:34:22,851 INFO L130 PetriNetUnfolder]: For 1343972/1344382 co-relation queries the response was YES. [2021-03-26 07:34:23,158 INFO L84 FinitePrefix]: Finished finitePrefix Result has 157165 conditions, 8874 events. 3421/8874 cut-off events. For 1343972/1344382 co-relation queries the response was YES. Maximal size of possible extension queue 877. Compared 98146 event pairs, 166 based on Foata normal form. 6/8868 useless extension candidates. Maximal degree in co-relation 156181. Up to 2595 conditions per place. [2021-03-26 07:34:23,274 INFO L142 LiptonReduction]: Number of co-enabled transitions 3972 [2021-03-26 07:34:24,309 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:34:24,309 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:34:24,310 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 7539 [2021-03-26 07:34:24,310 INFO L480 AbstractCegarLoop]: Abstraction has has 702 places, 3038 transitions, 120799 flow [2021-03-26 07:34:24,310 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 18.166666666666668) internal successors, (218), 12 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:34:24,310 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:34:24,310 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:34:24,510 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 57 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable57 [2021-03-26 07:34:24,511 INFO L428 AbstractCegarLoop]: === Iteration 59 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:34:24,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:34:24,511 INFO L82 PathProgramCache]: Analyzing trace with hash -1358149666, now seen corresponding path program 1 times [2021-03-26 07:34:24,511 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:34:24,511 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488311146] [2021-03-26 07:34:24,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:34:24,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:34:24,531 INFO L142 QuantifierPusher]: treesize reduction 19, result has 69.8 percent of original size [2021-03-26 07:34:24,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-26 07:34:24,556 INFO L142 QuantifierPusher]: treesize reduction 16, result has 73.3 percent of original size [2021-03-26 07:34:24,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-26 07:34:24,581 INFO L142 QuantifierPusher]: treesize reduction 22, result has 56.9 percent of original size [2021-03-26 07:34:24,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:34:24,594 INFO L142 QuantifierPusher]: treesize reduction 22, result has 48.8 percent of original size [2021-03-26 07:34:24,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:34:24,605 INFO L142 QuantifierPusher]: treesize reduction 17, result has 43.3 percent of original size [2021-03-26 07:34:24,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:34:24,613 INFO L142 QuantifierPusher]: treesize reduction 12, result has 36.8 percent of original size [2021-03-26 07:34:24,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:34:24,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:34:24,618 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488311146] [2021-03-26 07:34:24,619 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [451709526] [2021-03-26 07:34:24,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 58 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:34:24,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:34:24,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 16 conjunts are in the unsatisfiable core [2021-03-26 07:34:24,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:34:24,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:34:24,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:34:24,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:34:24,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:34:24,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:34:24,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:34:24,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:34:24,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:34:24,653 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.6 percent of original size [2021-03-26 07:34:24,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:34:24,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:34:24,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:34:24,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:34:24,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:34:24,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:34:24,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:34:24,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:34:24,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:34:24,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:34:24,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 07:34:24,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:34:24,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:34:24,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:34:24,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:34:24,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 15 [2021-03-26 07:34:24,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:34:24,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:34:24,678 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:34:24,685 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:34:24,686 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-26 07:34:24,686 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:27 [2021-03-26 07:34:24,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:34:24,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:34:24,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:34:24,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:34:24,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:34:24,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:34:24,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:34:24,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:34:24,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:34:24,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:34:24,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:34:24,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 07:34:24,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:34:24,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 07:34:24,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:34:24,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 07:34:24,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:34:24,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:34:24,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:34:24,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 07:34:24,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:34:24,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:34:24,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 28 [2021-03-26 07:34:24,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:34:24,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:34:24,724 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:34:24,732 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:34:24,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:34:24,734 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-26 07:34:24,734 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:35, output treesize:34 [2021-03-26 07:34:24,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:34:24,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:34:24,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:34:24,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:34:24,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:34:24,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:34:24,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:34:24,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:34:24,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:34:24,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:34:24,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:34:24,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:34:24,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:34:24,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:34:24,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:34:24,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:34:24,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:34:24,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:34:24,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:34:24,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:34:24,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:34:24,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:34:24,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:34:24,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:34:24,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:34:24,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:34:24,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:34:24,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:34:24,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:34:24,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:34:24,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:34:24,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:34:24,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:34:24,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:34:24,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:34:24,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:34:24,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:34:24,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:34:24,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:34:24,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:34:24,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:34:24,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:34:24,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:24,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:24,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:34:24,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:34:24,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:34:24,795 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:34:24,795 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 10 [2021-03-26 07:34:24,795 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469776428] [2021-03-26 07:34:24,795 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-26 07:34:24,795 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:34:24,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-26 07:34:24,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2021-03-26 07:34:24,796 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 70 [2021-03-26 07:34:24,796 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 702 places, 3038 transitions, 120799 flow. Second operand has 12 states, 12 states have (on average 15.166666666666666) internal successors, (182), 12 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:34:24,796 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:34:24,796 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 70 [2021-03-26 07:34:24,796 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:34:37,648 INFO L129 PetriNetUnfolder]: 3664/9631 cut-off events. [2021-03-26 07:34:37,648 INFO L130 PetriNetUnfolder]: For 1463837/1464831 co-relation queries the response was YES. [2021-03-26 07:34:37,835 INFO L84 FinitePrefix]: Finished finitePrefix Result has 176576 conditions, 9631 events. 3664/9631 cut-off events. For 1463837/1464831 co-relation queries the response was YES. Maximal size of possible extension queue 987. Compared 108494 event pairs, 234 based on Foata normal form. 184/9815 useless extension candidates. Maximal degree in co-relation 175802. Up to 6467 conditions per place. [2021-03-26 07:34:37,904 INFO L132 encePairwiseOnDemand]: 47/70 looper letters, 2706 selfloop transitions, 465 changer transitions 77/3254 dead transitions. [2021-03-26 07:34:37,904 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 714 places, 3254 transitions, 138021 flow [2021-03-26 07:34:37,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-26 07:34:37,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-26 07:34:37,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 263 transitions. [2021-03-26 07:34:37,905 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.289010989010989 [2021-03-26 07:34:37,905 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 263 transitions. [2021-03-26 07:34:37,905 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 263 transitions. [2021-03-26 07:34:37,905 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:34:37,905 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 263 transitions. [2021-03-26 07:34:37,905 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 20.23076923076923) internal successors, (263), 13 states have internal predecessors, (263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:34:37,906 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 70.0) internal successors, (980), 14 states have internal predecessors, (980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:34:37,906 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 70.0) internal successors, (980), 14 states have internal predecessors, (980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:34:37,906 INFO L185 Difference]: Start difference. First operand has 702 places, 3038 transitions, 120799 flow. Second operand 13 states and 263 transitions. [2021-03-26 07:34:37,906 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 714 places, 3254 transitions, 138021 flow [2021-03-26 07:34:52,425 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 706 places, 3254 transitions, 130035 flow, removed 3692 selfloop flow, removed 8 redundant places. [2021-03-26 07:34:52,504 INFO L241 Difference]: Finished difference. Result has 710 places, 3099 transitions, 117379 flow [2021-03-26 07:34:52,506 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=70, PETRI_DIFFERENCE_MINUEND_FLOW=113387, PETRI_DIFFERENCE_MINUEND_PLACES=694, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3038, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=389, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2595, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=117379, PETRI_PLACES=710, PETRI_TRANSITIONS=3099} [2021-03-26 07:34:52,506 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 688 predicate places. [2021-03-26 07:34:52,506 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:34:52,506 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 710 places, 3099 transitions, 117379 flow [2021-03-26 07:34:52,506 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 710 places, 3099 transitions, 117379 flow [2021-03-26 07:34:52,545 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 705 places, 3099 transitions, 117379 flow [2021-03-26 07:34:58,012 INFO L129 PetriNetUnfolder]: 3501/9102 cut-off events. [2021-03-26 07:34:58,013 INFO L130 PetriNetUnfolder]: For 1307393/1307713 co-relation queries the response was YES. [2021-03-26 07:34:58,245 INFO L84 FinitePrefix]: Finished finitePrefix Result has 156624 conditions, 9102 events. 3501/9102 cut-off events. For 1307393/1307713 co-relation queries the response was YES. Maximal size of possible extension queue 915. Compared 101281 event pairs, 170 based on Foata normal form. 12/9104 useless extension candidates. Maximal degree in co-relation 155616. Up to 2638 conditions per place. [2021-03-26 07:34:58,522 INFO L142 LiptonReduction]: Number of co-enabled transitions 4096 [2021-03-26 07:34:59,579 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:34:59,579 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:34:59,579 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 7073 [2021-03-26 07:34:59,580 INFO L480 AbstractCegarLoop]: Abstraction has has 705 places, 3099 transitions, 117379 flow [2021-03-26 07:34:59,580 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 15.166666666666666) internal successors, (182), 12 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:34:59,580 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:34:59,580 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:34:59,787 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58,58 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:34:59,788 INFO L428 AbstractCegarLoop]: === Iteration 60 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:34:59,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:34:59,788 INFO L82 PathProgramCache]: Analyzing trace with hash 882352239, now seen corresponding path program 1 times [2021-03-26 07:34:59,788 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:34:59,788 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781129390] [2021-03-26 07:34:59,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:34:59,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:34:59,794 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:34:59,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:34:59,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:34:59,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:34:59,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:34:59,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:34:59,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:34:59,820 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:34:59,820 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781129390] [2021-03-26 07:34:59,820 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [586694525] [2021-03-26 07:34:59,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 59 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-26 07:34:59,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:34:59,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 07:34:59,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:34:59,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:34:59,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:34:59,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:34:59,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 Waiting until toolchain timeout for monitored process 59 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:34:59,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:34:59,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:34:59,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:34:59,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:34:59,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:59,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:34:59,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:34:59,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:59,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:34:59,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:34:59,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:34:59,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:34:59,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:34:59,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:34:59,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:34:59,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:34:59,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:34:59,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:34:59,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:34:59,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:34:59,886 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-03-26 07:34:59,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:34:59,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:59,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:34:59,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:34:59,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:34:59,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:34:59,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:59,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:34:59,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:34:59,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:59,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:34:59,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:34:59,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:34:59,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:34:59,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:59,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:34:59,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:34:59,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:34:59,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:34:59,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:34:59,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:34:59,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:34:59,901 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:34:59,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:34:59,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:34:59,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:34:59,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:34:59,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:34:59,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:34:59,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:34:59,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:34:59,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:34:59,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:34:59,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:34:59,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:34:59,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:34:59,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:34:59,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:34:59,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:34:59,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:34:59,909 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:34:59,909 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:34:59,909 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-03-26 07:34:59,910 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038980140] [2021-03-26 07:34:59,910 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-26 07:34:59,910 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:34:59,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-26 07:34:59,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-03-26 07:34:59,910 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 70 [2021-03-26 07:34:59,911 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 705 places, 3099 transitions, 117379 flow. Second operand has 9 states, 9 states have (on average 18.11111111111111) internal successors, (163), 9 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:34:59,911 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:34:59,911 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 70 [2021-03-26 07:34:59,911 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:35:11,843 INFO L129 PetriNetUnfolder]: 3626/9478 cut-off events. [2021-03-26 07:35:11,843 INFO L130 PetriNetUnfolder]: For 1336678/1337004 co-relation queries the response was YES. [2021-03-26 07:35:12,012 INFO L84 FinitePrefix]: Finished finitePrefix Result has 167845 conditions, 9478 events. 3626/9478 cut-off events. For 1336678/1337004 co-relation queries the response was YES. Maximal size of possible extension queue 1017. Compared 106210 event pairs, 230 based on Foata normal form. 70/9548 useless extension candidates. Maximal degree in co-relation 167066. Up to 6274 conditions per place. [2021-03-26 07:35:12,076 INFO L132 encePairwiseOnDemand]: 49/70 looper letters, 2839 selfloop transitions, 339 changer transitions 0/3186 dead transitions. [2021-03-26 07:35:12,076 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 712 places, 3186 transitions, 128236 flow [2021-03-26 07:35:12,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-26 07:35:12,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-26 07:35:12,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 196 transitions. [2021-03-26 07:35:12,078 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.35 [2021-03-26 07:35:12,078 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 196 transitions. [2021-03-26 07:35:12,078 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 196 transitions. [2021-03-26 07:35:12,078 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:35:12,078 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 196 transitions. [2021-03-26 07:35:12,078 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 24.5) internal successors, (196), 8 states have internal predecessors, (196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:35:12,078 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 70.0) internal successors, (630), 9 states have internal predecessors, (630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:35:12,078 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 70.0) internal successors, (630), 9 states have internal predecessors, (630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:35:12,078 INFO L185 Difference]: Start difference. First operand has 705 places, 3099 transitions, 117379 flow. Second operand 8 states and 196 transitions. [2021-03-26 07:35:12,079 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 712 places, 3186 transitions, 128236 flow [2021-03-26 07:35:25,460 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 704 places, 3186 transitions, 127680 flow, removed 58 selfloop flow, removed 8 redundant places. [2021-03-26 07:35:25,560 INFO L241 Difference]: Finished difference. Result has 706 places, 3146 transitions, 120484 flow [2021-03-26 07:35:25,562 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=70, PETRI_DIFFERENCE_MINUEND_FLOW=116737, PETRI_DIFFERENCE_MINUEND_PLACES=697, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3096, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=289, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2759, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=120484, PETRI_PLACES=706, PETRI_TRANSITIONS=3146} [2021-03-26 07:35:25,563 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 684 predicate places. [2021-03-26 07:35:25,563 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:35:25,563 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 706 places, 3146 transitions, 120484 flow [2021-03-26 07:35:25,563 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 706 places, 3146 transitions, 120484 flow [2021-03-26 07:35:25,624 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 706 places, 3146 transitions, 120484 flow [2021-03-26 07:35:31,062 INFO L129 PetriNetUnfolder]: 3540/9205 cut-off events. [2021-03-26 07:35:31,063 INFO L130 PetriNetUnfolder]: For 1320698/1320982 co-relation queries the response was YES. [2021-03-26 07:35:31,348 INFO L84 FinitePrefix]: Finished finitePrefix Result has 158186 conditions, 9205 events. 3540/9205 cut-off events. For 1320698/1320982 co-relation queries the response was YES. Maximal size of possible extension queue 941. Compared 102444 event pairs, 172 based on Foata normal form. 11/9210 useless extension candidates. Maximal degree in co-relation 157252. Up to 2668 conditions per place. [2021-03-26 07:35:31,518 INFO L142 LiptonReduction]: Number of co-enabled transitions 4212 [2021-03-26 07:35:32,653 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:35:32,653 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:35:32,654 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 7091 [2021-03-26 07:35:32,654 INFO L480 AbstractCegarLoop]: Abstraction has has 706 places, 3146 transitions, 120484 flow [2021-03-26 07:35:32,654 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 18.11111111111111) internal successors, (163), 9 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:35:32,654 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:35:32,654 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:35:32,875 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 59 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable59 [2021-03-26 07:35:32,875 INFO L428 AbstractCegarLoop]: === Iteration 61 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:35:32,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:35:32,876 INFO L82 PathProgramCache]: Analyzing trace with hash 2090061006, now seen corresponding path program 1 times [2021-03-26 07:35:32,876 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:35:32,876 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272013861] [2021-03-26 07:35:32,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:35:32,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:35:32,882 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:35:32,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:35:32,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:35:32,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:35:32,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:35:32,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:35:32,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:35:32,908 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:35:32,908 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272013861] [2021-03-26 07:35:32,909 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [576460755] [2021-03-26 07:35:32,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 60 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 60 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:35:32,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:35:32,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 07:35:32,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:35:32,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:35:32,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:35:32,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:35:32,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:35:32,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:35:32,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:35:32,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:35:32,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:35:32,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:35:32,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:35:32,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:35:32,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:35:32,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:35:32,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:35:32,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:35:32,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:35:32,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:35:32,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:35:32,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:35:32,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:35:32,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:35:32,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:35:32,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:35:32,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:35:32,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:35:32,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:35:32,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:35:32,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:35:32,975 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-03-26 07:35:32,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:35:32,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:35:32,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:35:32,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:35:32,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:35:32,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:35:32,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:35:32,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:35:32,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:35:32,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:35:32,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:35:32,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:35:32,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:35:32,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:35:32,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:35:32,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:35:32,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:35:32,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:35:32,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:35:32,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:35:32,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:35:32,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:35:32,991 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:35:32,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:35:32,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:35:32,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:35:32,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:35:32,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:35:32,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:35:32,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:35:32,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:35:32,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:35:32,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:35:32,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:35:32,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:35:32,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:35:32,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:35:32,998 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:35:32,998 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:35:32,998 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-03-26 07:35:32,998 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002909222] [2021-03-26 07:35:32,998 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-26 07:35:32,998 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:35:32,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-26 07:35:32,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-03-26 07:35:32,999 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 70 [2021-03-26 07:35:32,999 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 706 places, 3146 transitions, 120484 flow. Second operand has 10 states, 10 states have (on average 18.1) internal successors, (181), 10 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:35:32,999 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:35:32,999 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 70 [2021-03-26 07:35:32,999 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:35:45,190 INFO L129 PetriNetUnfolder]: 3716/9726 cut-off events. [2021-03-26 07:35:45,191 INFO L130 PetriNetUnfolder]: For 1371033/1371546 co-relation queries the response was YES. [2021-03-26 07:35:45,373 INFO L84 FinitePrefix]: Finished finitePrefix Result has 171847 conditions, 9726 events. 3716/9726 cut-off events. For 1371033/1371546 co-relation queries the response was YES. Maximal size of possible extension queue 999. Compared 109385 event pairs, 231 based on Foata normal form. 113/9839 useless extension candidates. Maximal degree in co-relation 171069. Up to 6340 conditions per place. [2021-03-26 07:35:45,447 INFO L132 encePairwiseOnDemand]: 47/70 looper letters, 2870 selfloop transitions, 456 changer transitions 0/3334 dead transitions. [2021-03-26 07:35:45,447 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 719 places, 3334 transitions, 135775 flow [2021-03-26 07:35:45,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-26 07:35:45,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-03-26 07:35:45,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 323 transitions. [2021-03-26 07:35:45,448 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3295918367346939 [2021-03-26 07:35:45,448 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 323 transitions. [2021-03-26 07:35:45,448 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 323 transitions. [2021-03-26 07:35:45,448 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:35:45,448 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 323 transitions. [2021-03-26 07:35:45,449 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 23.071428571428573) internal successors, (323), 14 states have internal predecessors, (323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:35:45,450 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 70.0) internal successors, (1050), 15 states have internal predecessors, (1050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:35:45,450 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 70.0) internal successors, (1050), 15 states have internal predecessors, (1050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:35:45,450 INFO L185 Difference]: Start difference. First operand has 706 places, 3146 transitions, 120484 flow. Second operand 14 states and 323 transitions. [2021-03-26 07:35:45,450 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 719 places, 3334 transitions, 135775 flow [2021-03-26 07:35:58,999 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 717 places, 3334 transitions, 135421 flow, removed 13 selfloop flow, removed 2 redundant places. [2021-03-26 07:35:59,091 INFO L241 Difference]: Finished difference. Result has 721 places, 3254 transitions, 126597 flow [2021-03-26 07:35:59,093 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=70, PETRI_DIFFERENCE_MINUEND_FLOW=120152, PETRI_DIFFERENCE_MINUEND_PLACES=704, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3146, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=349, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2713, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=126597, PETRI_PLACES=721, PETRI_TRANSITIONS=3254} [2021-03-26 07:35:59,093 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 699 predicate places. [2021-03-26 07:35:59,093 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:35:59,094 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 721 places, 3254 transitions, 126597 flow [2021-03-26 07:35:59,094 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 721 places, 3254 transitions, 126597 flow [2021-03-26 07:35:59,138 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 721 places, 3254 transitions, 126597 flow [2021-03-26 07:36:04,594 INFO L129 PetriNetUnfolder]: 3630/9459 cut-off events. [2021-03-26 07:36:04,595 INFO L130 PetriNetUnfolder]: For 1358928/1359231 co-relation queries the response was YES. [2021-03-26 07:36:04,766 INFO L84 FinitePrefix]: Finished finitePrefix Result has 163466 conditions, 9459 events. 3630/9459 cut-off events. For 1358928/1359231 co-relation queries the response was YES. Maximal size of possible extension queue 942. Compared 105726 event pairs, 171 based on Foata normal form. 13/9466 useless extension candidates. Maximal degree in co-relation 162523. Up to 2725 conditions per place. [2021-03-26 07:36:05,056 INFO L142 LiptonReduction]: Number of co-enabled transitions 4460 [2021-03-26 07:36:06,256 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:36:06,256 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:36:06,256 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 7163 [2021-03-26 07:36:06,256 INFO L480 AbstractCegarLoop]: Abstraction has has 721 places, 3254 transitions, 126597 flow [2021-03-26 07:36:06,256 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 18.1) internal successors, (181), 10 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:36:06,256 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:36:06,256 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:36:06,459 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,60 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:36:06,459 INFO L428 AbstractCegarLoop]: === Iteration 62 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:36:06,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:36:06,460 INFO L82 PathProgramCache]: Analyzing trace with hash 969458370, now seen corresponding path program 2 times [2021-03-26 07:36:06,460 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:36:06,460 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958678522] [2021-03-26 07:36:06,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:36:06,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:36:06,466 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:36:06,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:36:06,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:36:06,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:36:06,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:36:06,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:36:06,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:06,492 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:36:06,493 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958678522] [2021-03-26 07:36:06,493 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [747717952] [2021-03-26 07:36:06,493 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 61 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 61 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:36:06,515 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 07:36:06,515 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:36:06,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 07:36:06,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:36:06,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:36:06,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:36:06,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:36:06,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:36:06,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:36:06,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:36:06,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:36:06,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:36:06,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:36:06,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:06,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:36:06,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:36:06,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:36:06,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:36:06,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:06,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:06,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:06,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:06,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:06,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:06,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,542 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:36:06,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:36:06,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:36:06,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:36:06,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:36:06,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:36:06,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:06,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:06,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:06,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:06,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:06,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:06,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:36:06,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:06,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:36:06,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:36:06,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:06,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:36:06,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:36:06,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:36:06,569 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 07:36:06,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:36:06,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:36:06,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:36:06,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:36:06,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:36:06,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:36:06,577 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:36:06,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:06,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:06,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:06,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:06,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:06,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:06,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:06,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:06,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:06,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:06,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:06,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:06,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:06,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:06,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:06,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:06,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:06,585 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:36:06,585 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:36:06,586 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-03-26 07:36:06,586 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081504672] [2021-03-26 07:36:06,586 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-26 07:36:06,586 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:36:06,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-26 07:36:06,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2021-03-26 07:36:06,587 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 70 [2021-03-26 07:36:06,587 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 721 places, 3254 transitions, 126597 flow. Second operand has 11 states, 11 states have (on average 18.09090909090909) internal successors, (199), 11 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:36:06,587 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:36:06,587 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 70 [2021-03-26 07:36:06,587 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:36:19,645 INFO L129 PetriNetUnfolder]: 4035/10411 cut-off events. [2021-03-26 07:36:19,645 INFO L130 PetriNetUnfolder]: For 1478178/1478745 co-relation queries the response was YES. [2021-03-26 07:36:19,828 INFO L84 FinitePrefix]: Finished finitePrefix Result has 184145 conditions, 10411 events. 4035/10411 cut-off events. For 1478178/1478745 co-relation queries the response was YES. Maximal size of possible extension queue 1082. Compared 117237 event pairs, 234 based on Foata normal form. 121/10532 useless extension candidates. Maximal degree in co-relation 183363. Up to 6458 conditions per place. [2021-03-26 07:36:19,897 INFO L132 encePairwiseOnDemand]: 47/70 looper letters, 2919 selfloop transitions, 765 changer transitions 0/3692 dead transitions. [2021-03-26 07:36:19,897 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 733 places, 3692 transitions, 149335 flow [2021-03-26 07:36:19,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-26 07:36:19,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-26 07:36:19,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 310 transitions. [2021-03-26 07:36:19,898 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.34065934065934067 [2021-03-26 07:36:19,898 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 310 transitions. [2021-03-26 07:36:19,898 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 310 transitions. [2021-03-26 07:36:19,898 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:36:19,898 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 310 transitions. [2021-03-26 07:36:19,899 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 23.846153846153847) internal successors, (310), 13 states have internal predecessors, (310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:36:19,899 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 70.0) internal successors, (980), 14 states have internal predecessors, (980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:36:19,899 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 70.0) internal successors, (980), 14 states have internal predecessors, (980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:36:19,899 INFO L185 Difference]: Start difference. First operand has 721 places, 3254 transitions, 126597 flow. Second operand 13 states and 310 transitions. [2021-03-26 07:36:19,899 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 733 places, 3692 transitions, 149335 flow [2021-03-26 07:36:34,989 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 725 places, 3692 transitions, 148673 flow, removed 64 selfloop flow, removed 8 redundant places. [2021-03-26 07:36:35,096 INFO L241 Difference]: Finished difference. Result has 729 places, 3490 transitions, 135496 flow [2021-03-26 07:36:35,099 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=70, PETRI_DIFFERENCE_MINUEND_FLOW=125935, PETRI_DIFFERENCE_MINUEND_PLACES=713, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3254, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=533, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2493, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=135496, PETRI_PLACES=729, PETRI_TRANSITIONS=3490} [2021-03-26 07:36:35,099 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 707 predicate places. [2021-03-26 07:36:35,099 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:36:35,099 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 729 places, 3490 transitions, 135496 flow [2021-03-26 07:36:35,100 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 729 places, 3490 transitions, 135496 flow [2021-03-26 07:36:35,163 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 729 places, 3490 transitions, 135496 flow [2021-03-26 07:36:41,447 INFO L129 PetriNetUnfolder]: 3948/10223 cut-off events. [2021-03-26 07:36:41,448 INFO L130 PetriNetUnfolder]: For 1464500/1464814 co-relation queries the response was YES. [2021-03-26 07:36:41,632 INFO L84 FinitePrefix]: Finished finitePrefix Result has 176044 conditions, 10223 events. 3948/10223 cut-off events. For 1464500/1464814 co-relation queries the response was YES. Maximal size of possible extension queue 1070. Compared 115562 event pairs, 180 based on Foata normal form. 6/10225 useless extension candidates. Maximal degree in co-relation 175214. Up to 2917 conditions per place. [2021-03-26 07:36:41,769 INFO L142 LiptonReduction]: Number of co-enabled transitions 4812 [2021-03-26 07:36:43,142 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:36:43,142 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:36:43,142 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 8043 [2021-03-26 07:36:43,143 INFO L480 AbstractCegarLoop]: Abstraction has has 729 places, 3490 transitions, 135496 flow [2021-03-26 07:36:43,143 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 18.09090909090909) internal successors, (199), 11 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:36:43,143 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:36:43,143 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:36:43,343 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 61 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable61 [2021-03-26 07:36:43,343 INFO L428 AbstractCegarLoop]: === Iteration 63 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:36:43,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:36:43,344 INFO L82 PathProgramCache]: Analyzing trace with hash 1689804750, now seen corresponding path program 3 times [2021-03-26 07:36:43,344 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:36:43,344 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838389569] [2021-03-26 07:36:43,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:36:43,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:36:43,349 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:36:43,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:36:43,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:36:43,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:36:43,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:36:43,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:36:43,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:43,375 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:36:43,375 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838389569] [2021-03-26 07:36:43,375 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1960104988] [2021-03-26 07:36:43,375 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 62 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 62 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:36:43,392 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-26 07:36:43,392 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:36:43,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 07:36:43,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:36:43,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:36:43,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:36:43,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:36:43,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:36:43,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:36:43,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:36:43,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:36:43,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:36:43,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:36:43,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:43,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:36:43,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:36:43,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:36:43,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:36:43,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:43,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:43,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:43,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:43,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:43,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:43,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:36:43,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:36:43,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:36:43,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:36:43,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:36:43,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:36:43,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:43,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:43,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:43,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:43,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:43,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:43,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:36:43,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:43,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:36:43,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:36:43,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:36:43,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:36:43,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:36:43,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:36:43,443 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 07:36:43,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:36:43,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:36:43,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:36:43,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:36:43,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:36:43,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:36:43,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:36:43,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:36:43,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:36:43,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:36:43,452 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:36:43,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:43,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:43,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:43,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:43,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:43,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:43,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:43,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:43,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:43,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:43,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:43,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:43,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:36:43,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:36:43,457 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:36:43,457 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:36:43,457 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-03-26 07:36:43,457 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123626709] [2021-03-26 07:36:43,457 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-26 07:36:43,457 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:36:43,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-26 07:36:43,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2021-03-26 07:36:43,458 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 70 [2021-03-26 07:36:43,458 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 729 places, 3490 transitions, 135496 flow. Second operand has 11 states, 11 states have (on average 18.09090909090909) internal successors, (199), 11 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:36:43,458 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:36:43,458 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 70 [2021-03-26 07:36:43,458 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:36:58,926 INFO L129 PetriNetUnfolder]: 4100/10552 cut-off events. [2021-03-26 07:36:58,926 INFO L130 PetriNetUnfolder]: For 1509948/1510472 co-relation queries the response was YES. [2021-03-26 07:36:59,109 INFO L84 FinitePrefix]: Finished finitePrefix Result has 188695 conditions, 10552 events. 4100/10552 cut-off events. For 1509948/1510472 co-relation queries the response was YES. Maximal size of possible extension queue 1149. Compared 119219 event pairs, 223 based on Foata normal form. 95/10647 useless extension candidates. Maximal degree in co-relation 187916. Up to 6966 conditions per place. [2021-03-26 07:36:59,180 INFO L132 encePairwiseOnDemand]: 49/70 looper letters, 3108 selfloop transitions, 681 changer transitions 0/3797 dead transitions. [2021-03-26 07:36:59,180 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 741 places, 3797 transitions, 156141 flow [2021-03-26 07:36:59,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-26 07:36:59,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-26 07:36:59,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 308 transitions. [2021-03-26 07:36:59,181 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3384615384615385 [2021-03-26 07:36:59,181 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 308 transitions. [2021-03-26 07:36:59,181 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 308 transitions. [2021-03-26 07:36:59,181 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:36:59,181 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 308 transitions. [2021-03-26 07:36:59,182 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 23.692307692307693) internal successors, (308), 13 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) [2021-03-26 07:36:59,182 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 70.0) internal successors, (980), 14 states have internal predecessors, (980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:36:59,182 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 70.0) internal successors, (980), 14 states have internal predecessors, (980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:36:59,182 INFO L185 Difference]: Start difference. First operand has 729 places, 3490 transitions, 135496 flow. Second operand 13 states and 308 transitions. [2021-03-26 07:36:59,182 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 741 places, 3797 transitions, 156141 flow [2021-03-26 07:37:15,634 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 734 places, 3797 transitions, 155799 flow, removed 75 selfloop flow, removed 7 redundant places. [2021-03-26 07:37:15,756 INFO L241 Difference]: Finished difference. Result has 737 places, 3586 transitions, 141822 flow [2021-03-26 07:37:15,759 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=70, PETRI_DIFFERENCE_MINUEND_FLOW=135131, PETRI_DIFFERENCE_MINUEND_PLACES=722, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3489, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=586, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2820, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=141822, PETRI_PLACES=737, PETRI_TRANSITIONS=3586} [2021-03-26 07:37:15,760 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 715 predicate places. [2021-03-26 07:37:15,760 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:37:15,760 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 737 places, 3586 transitions, 141822 flow [2021-03-26 07:37:15,760 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 737 places, 3586 transitions, 141822 flow [2021-03-26 07:37:15,835 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 737 places, 3586 transitions, 141822 flow [2021-03-26 07:37:22,293 INFO L129 PetriNetUnfolder]: 4014/10332 cut-off events. [2021-03-26 07:37:22,293 INFO L130 PetriNetUnfolder]: For 1498477/1498844 co-relation queries the response was YES. [2021-03-26 07:37:22,485 INFO L84 FinitePrefix]: Finished finitePrefix Result has 180089 conditions, 10332 events. 4014/10332 cut-off events. For 1498477/1498844 co-relation queries the response was YES. Maximal size of possible extension queue 1091. Compared 116409 event pairs, 178 based on Foata normal form. 9/10332 useless extension candidates. Maximal degree in co-relation 179255. Up to 2922 conditions per place. [2021-03-26 07:37:22,628 INFO L142 LiptonReduction]: Number of co-enabled transitions 4996 [2021-03-26 07:37:24,003 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:37:24,003 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:37:24,004 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 8244 [2021-03-26 07:37:24,004 INFO L480 AbstractCegarLoop]: Abstraction has has 737 places, 3586 transitions, 141822 flow [2021-03-26 07:37:24,004 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 18.09090909090909) internal successors, (199), 11 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:37:24,004 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:37:24,004 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:37:24,205 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62,62 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:37:24,206 INFO L428 AbstractCegarLoop]: === Iteration 64 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:37:24,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:37:24,206 INFO L82 PathProgramCache]: Analyzing trace with hash 1929037117, now seen corresponding path program 1 times [2021-03-26 07:37:24,206 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:37:24,206 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601403857] [2021-03-26 07:37:24,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:37:24,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:37:24,225 INFO L142 QuantifierPusher]: treesize reduction 19, result has 69.8 percent of original size [2021-03-26 07:37:24,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-26 07:37:24,396 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 19 [2021-03-26 07:37:24,398 INFO L142 QuantifierPusher]: treesize reduction 86, result has 60.0 percent of original size [2021-03-26 07:37:24,400 INFO L147 QuantifierPusher]: treesize reduction 5, result has 96.1 percent of original size 124 [2021-03-26 07:37:24,493 INFO L142 QuantifierPusher]: treesize reduction 43, result has 75.4 percent of original size [2021-03-26 07:37:24,494 INFO L147 QuantifierPusher]: treesize reduction 10, result has 92.4 percent of original size 122 [2021-03-26 07:37:24,597 INFO L142 QuantifierPusher]: treesize reduction 22, result has 56.9 percent of original size [2021-03-26 07:37:24,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:37:24,613 INFO L142 QuantifierPusher]: treesize reduction 17, result has 55.3 percent of original size [2021-03-26 07:37:24,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:37:24,624 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-03-26 07:37:24,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:37:24,634 INFO L142 QuantifierPusher]: treesize reduction 12, result has 36.8 percent of original size [2021-03-26 07:37:24,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:37:24,640 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:37:24,640 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601403857] [2021-03-26 07:37:24,640 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [314472175] [2021-03-26 07:37:24,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 63 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 63 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:37:24,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:37:24,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 16 conjunts are in the unsatisfiable core [2021-03-26 07:37:24,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:37:24,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:37:24,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:37:24,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:37:24,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:37:24,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:37:24,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:37:24,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:37:24,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:37:24,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:37:24,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:37:24,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:37:24,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:37:24,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:37:24,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:37:24,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:37:24,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:37:24,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:37:24,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:37:24,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:37:24,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:37:24,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:37:24,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-26 07:37:24,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:37:24,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 07:37:24,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:37:24,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 07:37:24,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 15 [2021-03-26 07:37:24,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:37:24,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:37:24,707 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:37:24,715 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 07:37:24,716 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-26 07:37:24,716 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:30 [2021-03-26 07:37:24,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 07:37:24,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 07:37:24,734 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.1 percent of original size [2021-03-26 07:37:24,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-26 07:37:24,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:37:24,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:37:24,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:37:24,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 07:37:24,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:37:24,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 07:37:24,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:37:24,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 07:37:24,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:37:24,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 07:37:24,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:37:24,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:37:24,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 07:37:24,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 07:37:24,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:37:24,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:37:24,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 28 [2021-03-26 07:37:24,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:37:24,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 07:37:24,776 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:37:24,787 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,789 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-26 07:37:24,789 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:35, output treesize:34 [2021-03-26 07:37:24,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,825 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,834 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:37:24,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:37:24,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:37:24,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:37:24,858 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:37:24,858 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:37:24,858 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 12 [2021-03-26 07:37:24,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783124756] [2021-03-26 07:37:24,858 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-26 07:37:24,858 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:37:24,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-26 07:37:24,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2021-03-26 07:37:24,859 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 70 [2021-03-26 07:37:24,859 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 737 places, 3586 transitions, 141822 flow. Second operand has 14 states, 14 states have (on average 15.142857142857142) internal successors, (212), 14 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:37:24,859 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:37:24,859 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 70 [2021-03-26 07:37:24,859 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:37:25,226 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 66 [2021-03-26 07:37:44,566 INFO L129 PetriNetUnfolder]: 4825/12247 cut-off events. [2021-03-26 07:37:44,566 INFO L130 PetriNetUnfolder]: For 1822229/1822527 co-relation queries the response was YES. [2021-03-26 07:37:44,791 INFO L84 FinitePrefix]: Finished finitePrefix Result has 225500 conditions, 12247 events. 4825/12247 cut-off events. For 1822229/1822527 co-relation queries the response was YES. Maximal size of possible extension queue 1308. Compared 140567 event pairs, 221 based on Foata normal form. 68/12315 useless extension candidates. Maximal degree in co-relation 224717. Up to 8079 conditions per place. [2021-03-26 07:37:44,875 INFO L132 encePairwiseOnDemand]: 43/70 looper letters, 3485 selfloop transitions, 903 changer transitions 93/4487 dead transitions. [2021-03-26 07:37:44,875 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 754 places, 4487 transitions, 188509 flow [2021-03-26 07:37:44,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-26 07:37:44,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-03-26 07:37:44,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 366 transitions. [2021-03-26 07:37:44,884 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2904761904761905 [2021-03-26 07:37:44,884 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 366 transitions. [2021-03-26 07:37:44,884 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 366 transitions. [2021-03-26 07:37:44,884 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:37:44,884 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 366 transitions. [2021-03-26 07:37:44,884 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 20.333333333333332) internal successors, (366), 18 states have internal predecessors, (366), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:37:44,885 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 70.0) internal successors, (1330), 19 states have internal predecessors, (1330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:37:44,885 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 70.0) internal successors, (1330), 19 states have internal predecessors, (1330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:37:44,885 INFO L185 Difference]: Start difference. First operand has 737 places, 3586 transitions, 141822 flow. Second operand 18 states and 366 transitions. [2021-03-26 07:37:44,885 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 754 places, 4487 transitions, 188509 flow [2021-03-26 07:38:05,089 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 749 places, 4487 transitions, 188076 flow, removed 139 selfloop flow, removed 5 redundant places. [2021-03-26 07:38:05,210 INFO L241 Difference]: Finished difference. Result has 761 places, 4076 transitions, 165641 flow [2021-03-26 07:38:05,213 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=70, PETRI_DIFFERENCE_MINUEND_FLOW=141523, PETRI_DIFFERENCE_MINUEND_PLACES=732, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3586, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=428, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2752, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=165641, PETRI_PLACES=761, PETRI_TRANSITIONS=4076} [2021-03-26 07:38:05,213 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 739 predicate places. [2021-03-26 07:38:05,213 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:38:05,213 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 761 places, 4076 transitions, 165641 flow [2021-03-26 07:38:05,213 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 761 places, 4076 transitions, 165641 flow [2021-03-26 07:38:05,271 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 758 places, 4076 transitions, 165641 flow [2021-03-26 07:38:15,416 INFO L129 PetriNetUnfolder]: 4643/11767 cut-off events. [2021-03-26 07:38:15,416 INFO L130 PetriNetUnfolder]: For 1777964/1778269 co-relation queries the response was YES. [2021-03-26 07:38:16,181 INFO L84 FinitePrefix]: Finished finitePrefix Result has 212557 conditions, 11767 events. 4643/11767 cut-off events. For 1777964/1778269 co-relation queries the response was YES. Maximal size of possible extension queue 1260. Compared 134783 event pairs, 194 based on Foata normal form. 14/11772 useless extension candidates. Maximal degree in co-relation 211872. Up to 3366 conditions per place. [2021-03-26 07:38:16,375 INFO L142 LiptonReduction]: Number of co-enabled transitions 5886 [2021-03-26 07:38:21,809 INFO L154 LiptonReduction]: Checked pairs total: 2 [2021-03-26 07:38:21,809 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 07:38:21,810 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 16597 [2021-03-26 07:38:21,810 INFO L480 AbstractCegarLoop]: Abstraction has has 758 places, 4076 transitions, 165668 flow [2021-03-26 07:38:21,810 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 15.142857142857142) internal successors, (212), 14 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:38:21,810 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:38:21,810 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:38:22,011 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 63 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable63 [2021-03-26 07:38:22,011 INFO L428 AbstractCegarLoop]: === Iteration 65 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:38:22,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:38:22,012 INFO L82 PathProgramCache]: Analyzing trace with hash -1761570305, now seen corresponding path program 2 times [2021-03-26 07:38:22,012 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:38:22,012 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350840968] [2021-03-26 07:38:22,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:38:22,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:38:22,034 INFO L142 QuantifierPusher]: treesize reduction 19, result has 69.8 percent of original size [2021-03-26 07:38:22,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-26 07:38:22,062 INFO L142 QuantifierPusher]: treesize reduction 86, result has 60.0 percent of original size [2021-03-26 07:38:22,063 INFO L147 QuantifierPusher]: treesize reduction 5, result has 96.1 percent of original size 124 [2021-03-26 07:38:22,147 INFO L142 QuantifierPusher]: treesize reduction 43, result has 75.4 percent of original size [2021-03-26 07:38:22,148 INFO L147 QuantifierPusher]: treesize reduction 10, result has 92.4 percent of original size 122 [2021-03-26 07:38:22,257 INFO L142 QuantifierPusher]: treesize reduction 33, result has 76.6 percent of original size [2021-03-26 07:38:22,258 INFO L147 QuantifierPusher]: treesize reduction 5, result has 95.4 percent of original size 103 [2021-03-26 07:38:22,327 INFO L142 QuantifierPusher]: treesize reduction 33, result has 75.2 percent of original size [2021-03-26 07:38:22,328 INFO L147 QuantifierPusher]: treesize reduction 5, result has 95.0 percent of original size 95 [2021-03-26 07:38:22,388 INFO L142 QuantifierPusher]: treesize reduction 17, result has 43.3 percent of original size [2021-03-26 07:38:22,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:38:22,398 INFO L142 QuantifierPusher]: treesize reduction 12, result has 36.8 percent of original size [2021-03-26 07:38:22,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:38:22,404 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:38:22,404 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350840968] [2021-03-26 07:38:22,405 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [312761329] [2021-03-26 07:38:22,405 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 64 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 64 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:38:22,425 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 07:38:22,426 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:38:22,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 16 conjunts are in the unsatisfiable core [2021-03-26 07:38:22,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:38:22,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:38:22,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:38:22,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:38:22,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:38:22,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:38:22,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:38:22,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:38:22,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:38:22,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:38:22,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:38:22,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:38:22,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:38:22,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:38:22,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:38:22,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:38:22,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:38:22,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:38:22,464 INFO L147 QuantifierPusher]: treesize reduction 2, result has 95.6 percent of original size 43 [2021-03-26 07:38:22,465 INFO L142 QuantifierPusher]: treesize reduction 2, result has 95.7 percent of original size [2021-03-26 07:38:22,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:38:22,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:38:22,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 07:38:22,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:38:22,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:38:22,471 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 23 [2021-03-26 07:38:22,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:38:22,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 07:38:22,472 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:38:22,485 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:38:22,487 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-26 07:38:22,487 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:40 [2021-03-26 07:38:22,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:38:22,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:38:22,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:38:22,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:38:22,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:38:22,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 07:38:22,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 07:38:22,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-26 07:38:22,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,519 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 07:38:22,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-26 07:38:22,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 07:38:22,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 07:38:22,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 07:38:22,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:38:22,525 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 07:38:22,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-26 07:38:22,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:38:22,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:38:22,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-26 07:38:22,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 36 [2021-03-26 07:38:22,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 07:38:22,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 07:38:22,534 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-26 07:38:22,548 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:38:22,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-26 07:38:22,551 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-03-26 07:38:22,551 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:48, output treesize:47 [2021-03-26 07:38:22,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:38:22,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-26 07:38:22,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:38:22,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-26 07:38:22,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:38:22,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-26 07:38:22,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:38:22,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-26 07:38:22,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:38:22,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-26 07:38:22,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:38:22,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-26 07:38:22,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:38:22,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-26 07:38:22,591 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.1 percent of original size [2021-03-26 07:38:22,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:38:22,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-26 07:38:22,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 07:38:22,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 07:38:22,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:38:22,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:38:22,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:38:22,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:38:22,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:38:22,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:38:22,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:38:22,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:38:22,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:38:22,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:38:22,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:38:22,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:38:22,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:38:22,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:38:22,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:38:22,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:38:22,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:38:22,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:38:22,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:38:22,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:38:22,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:38:22,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:38:22,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:38:22,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:38:22,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:38:22,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:38:22,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:38:22,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:38:22,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:38:22,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:38:22,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:38:22,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:38:22,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:38:22,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:38:22,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:38:22,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:38:22,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:38:22,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:38:22,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:38:22,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:38:22,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:38:22,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:38:22,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:38:22,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:38:22,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:38:22,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:38:22,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:38:22,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 07:38:22,655 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:38:22,656 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:38:22,656 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 12 [2021-03-26 07:38:22,658 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070118042] [2021-03-26 07:38:22,659 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-26 07:38:22,659 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:38:22,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-26 07:38:22,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2021-03-26 07:38:22,659 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 71 [2021-03-26 07:38:22,659 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 758 places, 4076 transitions, 165668 flow. Second operand has 14 states, 14 states have (on average 15.142857142857142) internal successors, (212), 14 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:38:22,660 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:38:22,660 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 71 [2021-03-26 07:38:22,660 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:38:22,820 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2021-03-26 07:38:23,030 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2021-03-26 07:38:47,952 INFO L129 PetriNetUnfolder]: 4935/12442 cut-off events. [2021-03-26 07:38:47,952 INFO L130 PetriNetUnfolder]: For 1910235/1910555 co-relation queries the response was YES. [2021-03-26 07:38:48,183 INFO L84 FinitePrefix]: Finished finitePrefix Result has 234307 conditions, 12442 events. 4935/12442 cut-off events. For 1910235/1910555 co-relation queries the response was YES. Maximal size of possible extension queue 1367. Compared 142874 event pairs, 239 based on Foata normal form. 65/12507 useless extension candidates. Maximal degree in co-relation 233288. Up to 8532 conditions per place. [2021-03-26 07:38:48,281 INFO L132 encePairwiseOnDemand]: 41/71 looper letters, 3602 selfloop transitions, 677 changer transitions 99/4384 dead transitions. [2021-03-26 07:38:48,281 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 776 places, 4384 transitions, 188060 flow [2021-03-26 07:38:48,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-26 07:38:48,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-03-26 07:38:48,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 387 transitions. [2021-03-26 07:38:48,282 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.28687916975537436 [2021-03-26 07:38:48,282 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 387 transitions. [2021-03-26 07:38:48,282 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 387 transitions. [2021-03-26 07:38:48,282 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:38:48,282 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 387 transitions. [2021-03-26 07:38:48,283 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 20.36842105263158) internal successors, (387), 19 states have internal predecessors, (387), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:38:48,284 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 71.0) internal successors, (1420), 20 states have internal predecessors, (1420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:38:48,284 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 71.0) internal successors, (1420), 20 states have internal predecessors, (1420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:38:48,284 INFO L185 Difference]: Start difference. First operand has 758 places, 4076 transitions, 165668 flow. Second operand 19 states and 387 transitions. [2021-03-26 07:38:48,284 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 776 places, 4384 transitions, 188060 flow [2021-03-26 07:39:11,089 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 770 places, 4384 transitions, 187637 flow, removed 199 selfloop flow, removed 6 redundant places. [2021-03-26 07:39:11,207 INFO L241 Difference]: Finished difference. Result has 779 places, 4195 transitions, 173448 flow [2021-03-26 07:39:11,210 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=71, PETRI_DIFFERENCE_MINUEND_FLOW=165279, PETRI_DIFFERENCE_MINUEND_PLACES=752, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=4076, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=529, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=3448, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=173448, PETRI_PLACES=779, PETRI_TRANSITIONS=4195} [2021-03-26 07:39:11,210 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 757 predicate places. [2021-03-26 07:39:11,210 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:39:11,211 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 779 places, 4195 transitions, 173448 flow [2021-03-26 07:39:11,211 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 779 places, 4195 transitions, 173448 flow [2021-03-26 07:39:11,270 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 775 places, 4195 transitions, 173448 flow [2021-03-26 07:39:18,902 INFO L129 PetriNetUnfolder]: 4734/12008 cut-off events. [2021-03-26 07:39:18,903 INFO L130 PetriNetUnfolder]: For 1883952/1884374 co-relation queries the response was YES. [2021-03-26 07:39:19,213 INFO L84 FinitePrefix]: Finished finitePrefix Result has 219873 conditions, 12008 events. 4734/12008 cut-off events. For 1883952/1884374 co-relation queries the response was YES. Maximal size of possible extension queue 1267. Compared 137500 event pairs, 189 based on Foata normal form. 16/12013 useless extension candidates. Maximal degree in co-relation 218787. Up to 3404 conditions per place. [2021-03-26 07:39:19,416 INFO L142 LiptonReduction]: Number of co-enabled transitions 6004 [2021-03-26 07:39:21,478 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:39:21,478 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:39:21,478 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 10268 [2021-03-26 07:39:21,478 INFO L480 AbstractCegarLoop]: Abstraction has has 775 places, 4195 transitions, 173448 flow [2021-03-26 07:39:21,478 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 15.142857142857142) internal successors, (212), 14 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:39:21,478 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:39:21,478 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:39:21,679 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64,64 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:39:21,679 INFO L428 AbstractCegarLoop]: === Iteration 66 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:39:21,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:39:21,679 INFO L82 PathProgramCache]: Analyzing trace with hash 518033657, now seen corresponding path program 1 times [2021-03-26 07:39:21,679 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:39:21,679 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756162403] [2021-03-26 07:39:21,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:39:21,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:39:21,685 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:39:21,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:39:21,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:39:21,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:39:21,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:39:21,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:39:21,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:39:21,708 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:39:21,708 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756162403] [2021-03-26 07:39:21,708 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [750011607] [2021-03-26 07:39:21,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 65 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 65 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:39:21,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:39:21,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 07:39:21,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:39:21,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:39:21,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:39:21,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:39:21,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:39:21,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:39:21,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:39:21,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:39:21,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:39:21,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:39:21,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:39:21,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:39:21,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:39:21,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:39:21,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:39:21,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:39:21,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:39:21,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:39:21,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:39:21,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:39:21,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:39:21,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:39:21,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:39:21,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:39:21,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:39:21,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:39:21,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:39:21,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:39:21,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:39:21,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:39:21,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:39:21,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:39:21,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:39:21,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:39:21,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:39:21,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:39:21,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:39:21,765 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 07:39:21,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:39:21,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:39:21,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:39:21,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:39:21,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:39:21,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:39:21,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:39:21,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:39:21,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:39:21,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:39:21,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:39:21,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:39:21,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:39:21,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:39:21,775 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:39:21,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:39:21,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:39:21,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:39:21,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:39:21,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:39:21,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:39:21,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:39:21,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:39:21,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:39:21,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:39:21,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:39:21,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:39:21,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:39:21,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:39:21,780 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:39:21,780 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:39:21,780 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-03-26 07:39:21,780 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360596941] [2021-03-26 07:39:21,781 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-26 07:39:21,781 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:39:21,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-26 07:39:21,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-03-26 07:39:21,781 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 71 [2021-03-26 07:39:21,781 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 775 places, 4195 transitions, 173448 flow. Second operand has 10 states, 10 states have (on average 18.2) internal successors, (182), 10 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:39:21,781 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:39:21,782 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 71 [2021-03-26 07:39:21,782 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:39:49,248 INFO L129 PetriNetUnfolder]: 4835/12146 cut-off events. [2021-03-26 07:39:49,248 INFO L130 PetriNetUnfolder]: For 1928583/1929067 co-relation queries the response was YES. [2021-03-26 07:39:49,478 INFO L84 FinitePrefix]: Finished finitePrefix Result has 232104 conditions, 12146 events. 4835/12146 cut-off events. For 1928583/1929067 co-relation queries the response was YES. Maximal size of possible extension queue 1332. Compared 138602 event pairs, 240 based on Foata normal form. 68/12214 useless extension candidates. Maximal degree in co-relation 230948. Up to 8875 conditions per place. [2021-03-26 07:39:49,566 INFO L132 encePairwiseOnDemand]: 51/71 looper letters, 4063 selfloop transitions, 191 changer transitions 0/4262 dead transitions. [2021-03-26 07:39:49,566 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 784 places, 4262 transitions, 184900 flow [2021-03-26 07:39:49,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-26 07:39:49,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-26 07:39:49,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 244 transitions. [2021-03-26 07:39:49,567 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3436619718309859 [2021-03-26 07:39:49,567 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 244 transitions. [2021-03-26 07:39:49,567 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 244 transitions. [2021-03-26 07:39:49,567 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:39:49,567 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 244 transitions. [2021-03-26 07:39:49,568 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 24.4) internal successors, (244), 10 states have internal predecessors, (244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:39:49,568 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 71.0) internal successors, (781), 11 states have internal predecessors, (781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:39:49,568 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 71.0) internal successors, (781), 11 states have internal predecessors, (781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:39:49,568 INFO L185 Difference]: Start difference. First operand has 775 places, 4195 transitions, 173448 flow. Second operand 10 states and 244 transitions. [2021-03-26 07:39:49,568 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 784 places, 4262 transitions, 184900 flow [2021-03-26 07:40:14,362 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 777 places, 4262 transitions, 183662 flow, removed 574 selfloop flow, removed 7 redundant places. [2021-03-26 07:40:14,489 INFO L241 Difference]: Finished difference. Result has 779 places, 4217 transitions, 173896 flow [2021-03-26 07:40:14,492 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=71, PETRI_DIFFERENCE_MINUEND_FLOW=172260, PETRI_DIFFERENCE_MINUEND_PLACES=768, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=4195, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=169, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=4006, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=173896, PETRI_PLACES=779, PETRI_TRANSITIONS=4217} [2021-03-26 07:40:14,492 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 757 predicate places. [2021-03-26 07:40:14,492 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:40:14,492 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 779 places, 4217 transitions, 173896 flow [2021-03-26 07:40:14,493 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 779 places, 4217 transitions, 173896 flow [2021-03-26 07:40:14,553 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 779 places, 4217 transitions, 173896 flow [2021-03-26 07:40:23,155 INFO L129 PetriNetUnfolder]: 4749/12058 cut-off events. [2021-03-26 07:40:23,155 INFO L130 PetriNetUnfolder]: For 1890045/1890397 co-relation queries the response was YES. [2021-03-26 07:40:23,391 INFO L84 FinitePrefix]: Finished finitePrefix Result has 219553 conditions, 12058 events. 4749/12058 cut-off events. For 1890045/1890397 co-relation queries the response was YES. Maximal size of possible extension queue 1278. Compared 138111 event pairs, 187 based on Foata normal form. 14/12065 useless extension candidates. Maximal degree in co-relation 218466. Up to 3412 conditions per place. [2021-03-26 07:40:23,568 INFO L142 LiptonReduction]: Number of co-enabled transitions 6040 [2021-03-26 07:40:25,712 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:40:25,712 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:40:25,712 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 11220 [2021-03-26 07:40:25,712 INFO L480 AbstractCegarLoop]: Abstraction has has 779 places, 4217 transitions, 173896 flow [2021-03-26 07:40:25,712 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 18.2) internal successors, (182), 10 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:40:25,712 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:40:25,712 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:40:25,913 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 65 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable65 [2021-03-26 07:40:25,913 INFO L428 AbstractCegarLoop]: === Iteration 67 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:40:25,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:40:25,913 INFO L82 PathProgramCache]: Analyzing trace with hash -744725396, now seen corresponding path program 1 times [2021-03-26 07:40:25,915 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:40:25,915 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577496849] [2021-03-26 07:40:25,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:40:25,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:40:25,926 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:40:25,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:40:25,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:25,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:40:25,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:25,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:40:25,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:25,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:40:25,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:25,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:40:25,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:25,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:40:25,952 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:40:25,952 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577496849] [2021-03-26 07:40:25,952 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [397684597] [2021-03-26 07:40:25,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 66 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 66 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:40:25,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:40:25,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 07:40:25,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:40:25,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:25,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:40:25,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:25,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:40:25,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:25,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:40:25,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:25,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:40:25,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:25,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:40:25,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:25,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:40:25,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:25,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:40:25,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:25,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:40:25,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:25,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:40:25,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:25,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:40:25,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:40:25,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:25,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:40:25,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:25,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:40:25,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:40:25,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:25,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:40:25,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:25,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:40:26,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:40:26,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:40:26,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:40:26,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:40:26,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:40:26,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:40:26,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:40:26,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:40:26,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:40:26,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:40:26,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:40:26,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:40:26,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:40:26,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:40:26,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:40:26,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:40:26,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:40:26,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:40:26,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:40:26,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:40:26,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:40:26,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:40:26,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:40:26,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:40:26,028 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 07:40:26,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:40:26,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:40:26,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:40:26,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:40:26,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:40:26,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:40:26,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:40:26,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:40:26,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:40:26,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:40:26,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:40:26,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:40:26,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:40:26,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:40:26,038 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:40:26,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:40:26,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:40:26,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:40:26,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:40:26,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:40:26,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:40:26,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:40:26,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:40:26,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:40:26,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:40:26,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:40:26,042 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:40:26,042 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:40:26,042 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-03-26 07:40:26,042 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418343671] [2021-03-26 07:40:26,043 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-26 07:40:26,043 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:40:26,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-26 07:40:26,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2021-03-26 07:40:26,043 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 71 [2021-03-26 07:40:26,043 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 779 places, 4217 transitions, 173896 flow. Second operand has 11 states, 11 states have (on average 18.09090909090909) internal successors, (199), 11 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:40:26,043 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:40:26,043 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 71 [2021-03-26 07:40:26,043 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:40:50,105 INFO L129 PetriNetUnfolder]: 5172/12942 cut-off events. [2021-03-26 07:40:50,106 INFO L130 PetriNetUnfolder]: For 2068775/2069339 co-relation queries the response was YES. [2021-03-26 07:40:50,364 INFO L84 FinitePrefix]: Finished finitePrefix Result has 246751 conditions, 12942 events. 5172/12942 cut-off events. For 2068775/2069339 co-relation queries the response was YES. Maximal size of possible extension queue 1403. Compared 148770 event pairs, 225 based on Foata normal form. 94/13036 useless extension candidates. Maximal degree in co-relation 245594. Up to 8452 conditions per place. [2021-03-26 07:40:50,460 INFO L132 encePairwiseOnDemand]: 49/71 looper letters, 3790 selfloop transitions, 976 changer transitions 0/4774 dead transitions. [2021-03-26 07:40:50,461 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 791 places, 4774 transitions, 206457 flow [2021-03-26 07:40:50,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-26 07:40:50,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-26 07:40:50,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 309 transitions. [2021-03-26 07:40:50,462 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3347778981581798 [2021-03-26 07:40:50,462 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 309 transitions. [2021-03-26 07:40:50,462 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 309 transitions. [2021-03-26 07:40:50,462 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:40:50,462 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 309 transitions. [2021-03-26 07:40:50,462 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 23.76923076923077) internal successors, (309), 13 states have internal predecessors, (309), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:40:50,463 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 71.0) internal successors, (994), 14 states have internal predecessors, (994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:40:50,463 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 71.0) internal successors, (994), 14 states have internal predecessors, (994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:40:50,463 INFO L185 Difference]: Start difference. First operand has 779 places, 4217 transitions, 173896 flow. Second operand 13 states and 309 transitions. [2021-03-26 07:40:50,463 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 791 places, 4774 transitions, 206457 flow [2021-03-26 07:41:16,925 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 786 places, 4774 transitions, 206022 flow, removed 30 selfloop flow, removed 5 redundant places. [2021-03-26 07:41:17,093 INFO L241 Difference]: Finished difference. Result has 791 places, 4473 transitions, 187721 flow [2021-03-26 07:41:17,095 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=71, PETRI_DIFFERENCE_MINUEND_FLOW=173461, PETRI_DIFFERENCE_MINUEND_PLACES=774, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=4217, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=736, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=3260, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=187721, PETRI_PLACES=791, PETRI_TRANSITIONS=4473} [2021-03-26 07:41:17,095 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 769 predicate places. [2021-03-26 07:41:17,096 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:41:17,096 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 791 places, 4473 transitions, 187721 flow [2021-03-26 07:41:17,096 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 791 places, 4473 transitions, 187721 flow [2021-03-26 07:41:17,176 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 791 places, 4473 transitions, 187721 flow [2021-03-26 07:41:27,862 INFO L129 PetriNetUnfolder]: 5085/12807 cut-off events. [2021-03-26 07:41:27,862 INFO L130 PetriNetUnfolder]: For 2084877/2085239 co-relation queries the response was YES. [2021-03-26 07:41:28,164 INFO L84 FinitePrefix]: Finished finitePrefix Result has 237913 conditions, 12807 events. 5085/12807 cut-off events. For 2084877/2085239 co-relation queries the response was YES. Maximal size of possible extension queue 1419. Compared 147803 event pairs, 188 based on Foata normal form. 11/12812 useless extension candidates. Maximal degree in co-relation 236817. Up to 3611 conditions per place. [2021-03-26 07:41:28,360 INFO L142 LiptonReduction]: Number of co-enabled transitions 6528 [2021-03-26 07:41:30,631 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:41:30,632 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:41:30,632 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 13536 [2021-03-26 07:41:30,632 INFO L480 AbstractCegarLoop]: Abstraction has has 791 places, 4473 transitions, 187721 flow [2021-03-26 07:41:30,632 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 18.09090909090909) internal successors, (199), 11 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:41:30,632 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:41:30,632 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:41:30,832 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 66 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable66 [2021-03-26 07:41:30,833 INFO L428 AbstractCegarLoop]: === Iteration 68 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:41:30,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:41:30,833 INFO L82 PathProgramCache]: Analyzing trace with hash -934195186, now seen corresponding path program 2 times [2021-03-26 07:41:30,833 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:41:30,833 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786216638] [2021-03-26 07:41:30,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:41:30,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:41:30,839 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:41:30,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:41:30,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:41:30,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:41:30,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:41:30,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:41:30,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:41:30,863 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:41:30,863 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786216638] [2021-03-26 07:41:30,864 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1087271784] [2021-03-26 07:41:30,864 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 67 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 67 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:41:30,887 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 07:41:30,887 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 07:41:30,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 07:41:30,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:41:30,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:41:30,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:41:30,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:41:30,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:41:30,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:41:30,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:41:30,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:41:30,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:41:30,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:41:30,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:41:30,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:41:30,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:41:30,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:41:30,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:41:30,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:41:30,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:41:30,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:41:30,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:41:30,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:41:30,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:41:30,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:41:30,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:41:30,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:41:30,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:41:30,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:41:30,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:41:30,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:41:30,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:41:30,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:41:30,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:41:30,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:41:30,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:41:30,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:41:30,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:41:30,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:41:30,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:41:30,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:41:30,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:41:30,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:41:30,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:41:30,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:41:30,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 07:41:30,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:41:30,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:41:30,947 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 07:41:30,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:41:30,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:41:30,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:41:30,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 07:41:30,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:41:30,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 07:41:30,954 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:41:30,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:41:30,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:41:30,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:41:30,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:41:30,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:41:30,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:41:30,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:41:30,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:41:30,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:41:30,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:41:30,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:41:30,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:41:30,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:41:30,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:41:30,959 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:41:30,959 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:41:30,959 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-03-26 07:41:30,959 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909530240] [2021-03-26 07:41:30,959 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-26 07:41:30,959 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:41:30,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-26 07:41:30,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2021-03-26 07:41:30,960 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 71 [2021-03-26 07:41:30,960 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 791 places, 4473 transitions, 187721 flow. Second operand has 11 states, 11 states have (on average 18.181818181818183) internal successors, (200), 11 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:41:30,960 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:41:30,960 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 71 [2021-03-26 07:41:30,960 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:41:54,986 INFO L129 PetriNetUnfolder]: 5153/12843 cut-off events. [2021-03-26 07:41:54,986 INFO L130 PetriNetUnfolder]: For 2108001/2108766 co-relation queries the response was YES. [2021-03-26 07:41:55,275 INFO L84 FinitePrefix]: Finished finitePrefix Result has 247367 conditions, 12843 events. 5153/12843 cut-off events. For 2108001/2108766 co-relation queries the response was YES. Maximal size of possible extension queue 1418. Compared 146905 event pairs, 246 based on Foata normal form. 147/12990 useless extension candidates. Maximal degree in co-relation 246219. Up to 7851 conditions per place. [2021-03-26 07:41:55,371 INFO L132 encePairwiseOnDemand]: 47/71 looper letters, 3535 selfloop transitions, 1183 changer transitions 0/4726 dead transitions. [2021-03-26 07:41:55,372 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 803 places, 4726 transitions, 208001 flow [2021-03-26 07:41:55,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-26 07:41:55,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-26 07:41:55,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 310 transitions. [2021-03-26 07:41:55,373 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3358613217768147 [2021-03-26 07:41:55,373 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 310 transitions. [2021-03-26 07:41:55,373 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 310 transitions. [2021-03-26 07:41:55,373 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:41:55,373 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 310 transitions. [2021-03-26 07:41:55,373 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 23.846153846153847) internal successors, (310), 13 states have internal predecessors, (310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:41:55,374 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 71.0) internal successors, (994), 14 states have internal predecessors, (994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:41:55,374 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 71.0) internal successors, (994), 14 states have internal predecessors, (994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:41:55,374 INFO L185 Difference]: Start difference. First operand has 791 places, 4473 transitions, 187721 flow. Second operand 13 states and 310 transitions. [2021-03-26 07:41:55,374 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 803 places, 4726 transitions, 208001 flow [2021-03-26 07:42:22,619 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 797 places, 4726 transitions, 206921 flow, removed 434 selfloop flow, removed 6 redundant places. [2021-03-26 07:42:22,747 INFO L241 Difference]: Finished difference. Result has 800 places, 4514 transitions, 191224 flow [2021-03-26 07:42:22,749 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=71, PETRI_DIFFERENCE_MINUEND_FLOW=186646, PETRI_DIFFERENCE_MINUEND_PLACES=785, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=4472, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1141, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=3296, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=191224, PETRI_PLACES=800, PETRI_TRANSITIONS=4514} [2021-03-26 07:42:22,749 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 778 predicate places. [2021-03-26 07:42:22,749 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:42:22,749 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 800 places, 4514 transitions, 191224 flow [2021-03-26 07:42:22,750 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 800 places, 4514 transitions, 191224 flow [2021-03-26 07:42:22,817 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 800 places, 4514 transitions, 191224 flow [2021-03-26 07:42:32,689 INFO L129 PetriNetUnfolder]: 5068/12695 cut-off events. [2021-03-26 07:42:32,689 INFO L130 PetriNetUnfolder]: For 2060880/2061245 co-relation queries the response was YES. [2021-03-26 07:42:33,139 INFO L84 FinitePrefix]: Finished finitePrefix Result has 236735 conditions, 12695 events. 5068/12695 cut-off events. For 2060880/2061245 co-relation queries the response was YES. Maximal size of possible extension queue 1357. Compared 145481 event pairs, 190 based on Foata normal form. 15/12702 useless extension candidates. Maximal degree in co-relation 235600. Up to 3540 conditions per place. [2021-03-26 07:42:33,334 INFO L142 LiptonReduction]: Number of co-enabled transitions 6560 [2021-03-26 07:42:35,798 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:42:35,798 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:42:35,798 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 13049 [2021-03-26 07:42:35,798 INFO L480 AbstractCegarLoop]: Abstraction has has 800 places, 4514 transitions, 191224 flow [2021-03-26 07:42:35,798 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 18.181818181818183) internal successors, (200), 11 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:42:35,798 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:42:35,798 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:42:35,999 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 67 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable67 [2021-03-26 07:42:35,999 INFO L428 AbstractCegarLoop]: === Iteration 69 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:42:35,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:42:35,999 INFO L82 PathProgramCache]: Analyzing trace with hash -1457020751, now seen corresponding path program 1 times [2021-03-26 07:42:35,999 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:42:35,999 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798562075] [2021-03-26 07:42:35,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:42:36,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:42:36,009 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:42:36,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:42:36,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:42:36,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:42:36,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:42:36,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:42:36,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:42:36,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:42:36,045 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:42:36,045 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798562075] [2021-03-26 07:42:36,045 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [256990186] [2021-03-26 07:42:36,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 68 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 68 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:42:36,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:42:36,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-26 07:42:36,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:42:36,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:42:36,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:42:36,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:42:36,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:42:36,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:42:36,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:42:36,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:42:36,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:42:36,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:42:36,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:42:36,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:42:36,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:42:36,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:42:36,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:42:36,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:42:36,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:42:36,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:42:36,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:42:36,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:42:36,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:42:36,105 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-03-26 07:42:36,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:42:36,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:42:36,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:42:36,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:42:36,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:42:36,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:42:36,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:42:36,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:42:36,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:42:36,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:42:36,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:42:36,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:42:36,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 07:42:36,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 07:42:36,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:42:36,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:42:36,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:42:36,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:42:36,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:42:36,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:42:36,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:42:36,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:42:36,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:42:36,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:42:36,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:42:36,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:42:36,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:42:36,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:42:36,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:42:36,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:42:36,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:42:36,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:42:36,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:42:36,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:42:36,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:42:36,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:42:36,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:42:36,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:42:36,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:42:36,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:42:36,133 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:42:36,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:42:36,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:42:36,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:42:36,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:42:36,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:42:36,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:42:36,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:42:36,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:42:36,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:42:36,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:42:36,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:42:36,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:42:36,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:42:36,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:42:36,139 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:42:36,139 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:42:36,139 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-03-26 07:42:36,139 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591173295] [2021-03-26 07:42:36,139 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-26 07:42:36,139 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:42:36,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-26 07:42:36,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-03-26 07:42:36,140 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 71 [2021-03-26 07:42:36,140 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 800 places, 4514 transitions, 191224 flow. Second operand has 10 states, 10 states have (on average 18.1) internal successors, (181), 10 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:42:36,140 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:42:36,140 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 71 [2021-03-26 07:42:36,140 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:43:00,056 INFO L129 PetriNetUnfolder]: 5169/12860 cut-off events. [2021-03-26 07:43:00,056 INFO L130 PetriNetUnfolder]: For 2103907/2104319 co-relation queries the response was YES. [2021-03-26 07:43:00,315 INFO L84 FinitePrefix]: Finished finitePrefix Result has 249822 conditions, 12860 events. 5169/12860 cut-off events. For 2103907/2104319 co-relation queries the response was YES. Maximal size of possible extension queue 1431. Compared 147396 event pairs, 239 based on Foata normal form. 35/12895 useless extension candidates. Maximal degree in co-relation 248665. Up to 8536 conditions per place. [2021-03-26 07:43:00,410 INFO L132 encePairwiseOnDemand]: 47/71 looper letters, 3782 selfloop transitions, 791 changer transitions 0/4581 dead transitions. [2021-03-26 07:43:00,410 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 814 places, 4581 transitions, 203540 flow [2021-03-26 07:43:00,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-26 07:43:00,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-03-26 07:43:00,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 337 transitions. [2021-03-26 07:43:00,411 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3164319248826291 [2021-03-26 07:43:00,411 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 337 transitions. [2021-03-26 07:43:00,411 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 337 transitions. [2021-03-26 07:43:00,411 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:43:00,411 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 337 transitions. [2021-03-26 07:43:00,411 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 22.466666666666665) internal successors, (337), 15 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:43:00,412 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 71.0) internal successors, (1136), 16 states have internal predecessors, (1136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:43:00,412 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 71.0) internal successors, (1136), 16 states have internal predecessors, (1136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:43:00,412 INFO L185 Difference]: Start difference. First operand has 800 places, 4514 transitions, 191224 flow. Second operand 15 states and 337 transitions. [2021-03-26 07:43:00,412 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 814 places, 4581 transitions, 203540 flow [2021-03-26 07:43:27,267 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 809 places, 4581 transitions, 202311 flow, removed 96 selfloop flow, removed 5 redundant places. [2021-03-26 07:43:27,400 INFO L241 Difference]: Finished difference. Result has 811 places, 4542 transitions, 193388 flow [2021-03-26 07:43:27,402 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=71, PETRI_DIFFERENCE_MINUEND_FLOW=189996, PETRI_DIFFERENCE_MINUEND_PLACES=795, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=4514, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=763, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=3725, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=193388, PETRI_PLACES=811, PETRI_TRANSITIONS=4542} [2021-03-26 07:43:27,402 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 789 predicate places. [2021-03-26 07:43:27,402 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 07:43:27,402 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 811 places, 4542 transitions, 193388 flow [2021-03-26 07:43:27,403 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 811 places, 4542 transitions, 193388 flow [2021-03-26 07:43:27,471 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 811 places, 4542 transitions, 193388 flow [2021-03-26 07:43:37,079 INFO L129 PetriNetUnfolder]: 5085/12744 cut-off events. [2021-03-26 07:43:37,079 INFO L130 PetriNetUnfolder]: For 2090650/2091164 co-relation queries the response was YES. [2021-03-26 07:43:37,346 INFO L84 FinitePrefix]: Finished finitePrefix Result has 238487 conditions, 12744 events. 5085/12744 cut-off events. For 2090650/2091164 co-relation queries the response was YES. Maximal size of possible extension queue 1402. Compared 146437 event pairs, 194 based on Foata normal form. 28/12763 useless extension candidates. Maximal degree in co-relation 237350. Up to 3559 conditions per place. [2021-03-26 07:43:37,702 INFO L142 LiptonReduction]: Number of co-enabled transitions 6608 [2021-03-26 07:43:40,152 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 07:43:40,152 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 07:43:40,152 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 12750 [2021-03-26 07:43:40,152 INFO L480 AbstractCegarLoop]: Abstraction has has 811 places, 4542 transitions, 193388 flow [2021-03-26 07:43:40,152 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 18.1) internal successors, (181), 10 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:43:40,152 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 07:43:40,152 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 07:43:40,353 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68,68 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:43:40,353 INFO L428 AbstractCegarLoop]: === Iteration 70 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 07:43:40,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 07:43:40,353 INFO L82 PathProgramCache]: Analyzing trace with hash -1175719270, now seen corresponding path program 1 times [2021-03-26 07:43:40,353 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 07:43:40,353 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198102202] [2021-03-26 07:43:40,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 07:43:40,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:43:40,372 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 07:43:40,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:43:40,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 07:43:40,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:43:40,408 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:43:40,408 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198102202] [2021-03-26 07:43:40,408 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1401370135] [2021-03-26 07:43:40,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 69 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 69 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 07:43:40,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 07:43:40,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 07:43:40,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 07:43:40,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:43:40,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:43:40,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:43:40,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:43:40,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:43:40,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:43:40,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:43:40,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 07:43:40,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:43:40,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:43:40,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:43:40,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,456 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:43:40,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:43:40,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 07:43:40,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:43:40,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:43:40,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:43:40,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:43:40,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:43:40,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:43:40,468 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-03-26 07:43:40,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:43:40,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:43:40,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:43:40,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 07:43:40,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:43:40,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:43:40,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:43:40,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:43:40,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 07:43:40,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 07:43:40,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:43:40,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:43:40,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:43:40,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:43:40,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:43:40,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:43:40,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:43:40,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:43:40,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:43:40,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 07:43:40,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 07:43:40,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 07:43:40,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 07:43:40,491 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-26 07:43:40,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:43:40,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:43:40,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:43:40,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:43:40,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:43:40,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:43:40,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 07:43:40,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 07:43:40,494 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 07:43:40,494 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 07:43:40,494 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-03-26 07:43:40,494 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085111818] [2021-03-26 07:43:40,495 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-26 07:43:40,495 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 07:43:40,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-26 07:43:40,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-03-26 07:43:40,495 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 71 [2021-03-26 07:43:40,495 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 811 places, 4542 transitions, 193388 flow. Second operand has 10 states, 10 states have (on average 18.1) internal successors, (181), 10 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:43:40,495 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 07:43:40,495 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 71 [2021-03-26 07:43:40,495 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 07:44:06,989 INFO L129 PetriNetUnfolder]: 5245/13058 cut-off events. [2021-03-26 07:44:06,989 INFO L130 PetriNetUnfolder]: For 2153870/2154798 co-relation queries the response was YES. [2021-03-26 07:44:07,272 INFO L84 FinitePrefix]: Finished finitePrefix Result has 254312 conditions, 13058 events. 5245/13058 cut-off events. For 2153870/2154798 co-relation queries the response was YES. Maximal size of possible extension queue 1459. Compared 150050 event pairs, 237 based on Foata normal form. 142/13200 useless extension candidates. Maximal degree in co-relation 253148. Up to 8655 conditions per place. [2021-03-26 07:44:07,371 INFO L132 encePairwiseOnDemand]: 46/71 looper letters, 3999 selfloop transitions, 686 changer transitions 0/4693 dead transitions. [2021-03-26 07:44:07,371 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 820 places, 4693 transitions, 209562 flow [2021-03-26 07:44:07,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-26 07:44:07,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-26 07:44:07,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 235 transitions. [2021-03-26 07:44:07,372 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.33098591549295775 [2021-03-26 07:44:07,372 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 235 transitions. [2021-03-26 07:44:07,372 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 235 transitions. [2021-03-26 07:44:07,372 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 07:44:07,372 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 235 transitions. [2021-03-26 07:44:07,372 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 23.5) internal successors, (235), 10 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) [2021-03-26 07:44:07,373 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 71.0) internal successors, (781), 11 states have internal predecessors, (781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:44:07,373 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 71.0) internal successors, (781), 11 states have internal predecessors, (781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 07:44:07,373 INFO L185 Difference]: Start difference. First operand has 811 places, 4542 transitions, 193388 flow. Second operand 10 states and 235 transitions. [2021-03-26 07:44:07,373 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 820 places, 4693 transitions, 209562 flow Received shutdown request... [2021-03-26 07:44:10,099 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 69 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable69 [2021-03-26 07:44:10,100 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-26 07:44:10,102 WARN L224 ceAbstractionStarter]: Timeout [2021-03-26 07:44:10,102 INFO L202 PluginConnector]: Adding new model parray-copy.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.03 07:44:10 BasicIcfg [2021-03-26 07:44:10,102 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-26 07:44:10,103 INFO L168 Benchmark]: Toolchain (without parser) took 815098.83 ms. Allocated memory was 255.9 MB in the beginning and 10.6 GB in the end (delta: 10.3 GB). Free memory was 237.0 MB in the beginning and 5.5 GB in the end (delta: -5.2 GB). Peak memory consumption was 5.3 GB. Max. memory is 16.0 GB. [2021-03-26 07:44:10,103 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.52 ms. Allocated memory is still 255.9 MB. Free memory was 238.2 MB in the beginning and 238.2 MB in the end (delta: 26.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-26 07:44:10,103 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.06 ms. Allocated memory is still 255.9 MB. Free memory was 237.0 MB in the beginning and 235.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-26 07:44:10,103 INFO L168 Benchmark]: Boogie Preprocessor took 16.39 ms. Allocated memory is still 255.9 MB. Free memory was 235.4 MB in the beginning and 234.5 MB in the end (delta: 915.8 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-26 07:44:10,103 INFO L168 Benchmark]: RCFGBuilder took 209.04 ms. Allocated memory is still 255.9 MB. Free memory was 234.5 MB in the beginning and 235.3 MB in the end (delta: -761.2 kB). Peak memory consumption was 18.6 MB. Max. memory is 16.0 GB. [2021-03-26 07:44:10,104 INFO L168 Benchmark]: TraceAbstraction took 814844.04 ms. Allocated memory was 255.9 MB in the beginning and 10.6 GB in the end (delta: 10.3 GB). Free memory was 234.5 MB in the beginning and 5.5 GB in the end (delta: -5.2 GB). Peak memory consumption was 5.3 GB. Max. memory is 16.0 GB. [2021-03-26 07:44:10,104 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 0.52 ms. Allocated memory is still 255.9 MB. Free memory was 238.2 MB in the beginning and 238.2 MB in the end (delta: 26.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 22.06 ms. Allocated memory is still 255.9 MB. Free memory was 237.0 MB in the beginning and 235.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 16.39 ms. Allocated memory is still 255.9 MB. Free memory was 235.4 MB in the beginning and 234.5 MB in the end (delta: 915.8 kB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 209.04 ms. Allocated memory is still 255.9 MB. Free memory was 234.5 MB in the beginning and 235.3 MB in the end (delta: -761.2 kB). Peak memory consumption was 18.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 814844.04 ms. Allocated memory was 255.9 MB in the beginning and 10.6 GB in the end (delta: 10.3 GB). Free memory was 234.5 MB in the beginning and 5.5 GB in the end (delta: -5.2 GB). Peak memory consumption was 5.3 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 273.9ms, 33 PlacesBefore, 22 PlacesAfterwards, 26 TransitionsBefore, 15 TransitionsAfterwards, 144 CoEnabledTransitionPairs, 3 FixpointIterations, 5 TrivialSequentialCompositions, 6 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 11 TotalNumberOfCompositions, 60 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 60, positive: 60, positive conditional: 60, 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: 60, positive: 60, positive conditional: 0, positive unconditional: 60, 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: 60, positive: 60, positive conditional: 0, positive unconditional: 60, 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: 60, positive: 60, positive conditional: 0, positive unconditional: 60, 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: 60, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 60, unknown conditional: 60, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 50.6ms, 20 PlacesBefore, 19 PlacesAfterwards, 16 TransitionsBefore, 15 TransitionsAfterwards, 60 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 7.0ms, 23 PlacesBefore, 23 PlacesAfterwards, 18 TransitionsBefore, 18 TransitionsAfterwards, 90 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 81.8ms, 33 PlacesBefore, 31 PlacesAfterwards, 24 TransitionsBefore, 24 TransitionsAfterwards, 114 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 4 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 4, 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: 4, positive: 4, positive conditional: 4, 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: 4, positive: 4, positive conditional: 4, 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: 4, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 17, positive: 17, positive conditional: 17, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4, unknown conditional: 4, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 4, 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: 165.7ms, 47 PlacesBefore, 47 PlacesAfterwards, 54 TransitionsBefore, 54 TransitionsAfterwards, 222 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 6 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 6, positive: 6, positive conditional: 6, 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: 6, positive: 6, positive conditional: 6, 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: 6, positive: 6, positive conditional: 6, 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: 6, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 15, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 53.3ms, 68 PlacesBefore, 68 PlacesAfterwards, 98 TransitionsBefore, 98 TransitionsAfterwards, 296 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): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 66.8ms, 85 PlacesBefore, 85 PlacesAfterwards, 138 TransitionsBefore, 138 TransitionsAfterwards, 318 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): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 78.1ms, 94 PlacesBefore, 94 PlacesAfterwards, 145 TransitionsBefore, 145 TransitionsAfterwards, 334 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): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 86.5ms, 98 PlacesBefore, 98 PlacesAfterwards, 176 TransitionsBefore, 176 TransitionsAfterwards, 426 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): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 90.5ms, 118 PlacesBefore, 117 PlacesAfterwards, 206 TransitionsBefore, 206 TransitionsAfterwards, 440 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): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 90.5ms, 121 PlacesBefore, 121 PlacesAfterwards, 219 TransitionsBefore, 219 TransitionsAfterwards, 462 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): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 94.6ms, 134 PlacesBefore, 133 PlacesAfterwards, 224 TransitionsBefore, 224 TransitionsAfterwards, 466 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): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 91.2ms, 137 PlacesBefore, 137 PlacesAfterwards, 228 TransitionsBefore, 228 TransitionsAfterwards, 476 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): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 93.1ms, 145 PlacesBefore, 145 PlacesAfterwards, 229 TransitionsBefore, 229 TransitionsAfterwards, 478 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): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 122.0ms, 145 PlacesBefore, 145 PlacesAfterwards, 249 TransitionsBefore, 249 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): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 71.5ms, 159 PlacesBefore, 159 PlacesAfterwards, 261 TransitionsBefore, 261 TransitionsAfterwards, 562 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): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 85.7ms, 176 PlacesBefore, 176 PlacesAfterwards, 321 TransitionsBefore, 321 TransitionsAfterwards, 610 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): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 102.0ms, 186 PlacesBefore, 186 PlacesAfterwards, 316 TransitionsBefore, 316 TransitionsAfterwards, 618 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): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 139.3ms, 187 PlacesBefore, 187 PlacesAfterwards, 350 TransitionsBefore, 350 TransitionsAfterwards, 682 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): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 165.8ms, 210 PlacesBefore, 210 PlacesAfterwards, 442 TransitionsBefore, 442 TransitionsAfterwards, 778 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): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 160.5ms, 237 PlacesBefore, 237 PlacesAfterwards, 482 TransitionsBefore, 482 TransitionsAfterwards, 784 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): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 180.5ms, 244 PlacesBefore, 244 PlacesAfterwards, 522 TransitionsBefore, 522 TransitionsAfterwards, 824 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): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 192.3ms, 258 PlacesBefore, 258 PlacesAfterwards, 537 TransitionsBefore, 537 TransitionsAfterwards, 852 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): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 184.1ms, 270 PlacesBefore, 270 PlacesAfterwards, 541 TransitionsBefore, 541 TransitionsAfterwards, 874 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): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 200.7ms, 295 PlacesBefore, 295 PlacesAfterwards, 556 TransitionsBefore, 556 TransitionsAfterwards, 896 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): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 464.9ms, 296 PlacesBefore, 292 PlacesAfterwards, 560 TransitionsBefore, 560 TransitionsAfterwards, 894 CoEnabledTransitionPairs, 3 FixpointIterations, 2 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 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): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 201.6ms, 302 PlacesBefore, 300 PlacesAfterwards, 572 TransitionsBefore, 572 TransitionsAfterwards, 926 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): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 352.2ms, 312 PlacesBefore, 308 PlacesAfterwards, 585 TransitionsBefore, 585 TransitionsAfterwards, 942 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 1 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, 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: 1, positive: 1, positive conditional: 1, 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: 1, positive: 1, positive conditional: 1, 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: 1, positive: 1, positive conditional: 0, positive unconditional: 1, 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: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1, unknown conditional: 1, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 9, Positive conditional cache size: 9, 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: 228.1ms, 319 PlacesBefore, 316 PlacesAfterwards, 592 TransitionsBefore, 592 TransitionsAfterwards, 964 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): 9, Positive cache size: 9, Positive conditional cache size: 9, 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: 495.0ms, 325 PlacesBefore, 322 PlacesAfterwards, 621 TransitionsBefore, 621 TransitionsAfterwards, 982 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 1 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, 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: 1, positive: 1, positive conditional: 1, 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: 1, positive: 1, positive conditional: 1, 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: 1, positive: 1, positive conditional: 0, positive unconditional: 1, 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: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1, unknown conditional: 1, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 395.3ms, 332 PlacesBefore, 332 PlacesAfterwards, 654 TransitionsBefore, 654 TransitionsAfterwards, 1030 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): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 356.7ms, 339 PlacesBefore, 339 PlacesAfterwards, 672 TransitionsBefore, 672 TransitionsAfterwards, 1068 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): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 364.2ms, 355 PlacesBefore, 355 PlacesAfterwards, 711 TransitionsBefore, 711 TransitionsAfterwards, 1100 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): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 358.0ms, 360 PlacesBefore, 360 PlacesAfterwards, 712 TransitionsBefore, 712 TransitionsAfterwards, 1120 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): 10, Positive cache size: 10, Positive conditional cache size: 10, 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: 526.6ms, 363 PlacesBefore, 363 PlacesAfterwards, 722 TransitionsBefore, 722 TransitionsAfterwards, 1142 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 3 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 3, 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: 3, positive: 3, positive conditional: 3, 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: 3, positive: 3, positive conditional: 3, 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: 3, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 16, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 13, Positive cache size: 13, Positive conditional cache size: 13, 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: 555.2ms, 372 PlacesBefore, 372 PlacesAfterwards, 728 TransitionsBefore, 728 TransitionsAfterwards, 1150 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 1 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, 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: 1, positive: 1, positive conditional: 1, 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: 1, positive: 1, positive conditional: 1, 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: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 5, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1, unknown conditional: 1, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 14, Positive cache size: 14, Positive conditional cache size: 14, 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: 474.5ms, 390 PlacesBefore, 386 PlacesAfterwards, 742 TransitionsBefore, 742 TransitionsAfterwards, 1150 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): 14, Positive cache size: 14, Positive conditional cache size: 14, 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: 513.2ms, 396 PlacesBefore, 395 PlacesAfterwards, 749 TransitionsBefore, 749 TransitionsAfterwards, 1150 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): 14, Positive cache size: 14, Positive conditional cache size: 14, 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: 612.3ms, 411 PlacesBefore, 408 PlacesAfterwards, 771 TransitionsBefore, 771 TransitionsAfterwards, 1172 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 1 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, 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: 1, positive: 1, positive conditional: 1, 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: 1, positive: 1, positive conditional: 1, 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: 1, positive: 1, positive conditional: 0, positive unconditional: 1, 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: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1, unknown conditional: 1, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 14, Positive cache size: 14, Positive conditional cache size: 14, 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: 637.0ms, 428 PlacesBefore, 421 PlacesAfterwards, 784 TransitionsBefore, 784 TransitionsAfterwards, 1170 CoEnabledTransitionPairs, 2 FixpointIterations, 2 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 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): 14, Positive cache size: 14, Positive conditional cache size: 14, 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: 463.3ms, 419 PlacesBefore, 419 PlacesAfterwards, 790 TransitionsBefore, 790 TransitionsAfterwards, 1202 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): 14, Positive cache size: 14, Positive conditional cache size: 14, 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: 610.7ms, 435 PlacesBefore, 433 PlacesAfterwards, 800 TransitionsBefore, 800 TransitionsAfterwards, 1226 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): 14, Positive cache size: 14, Positive conditional cache size: 14, 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: 595.6ms, 454 PlacesBefore, 451 PlacesAfterwards, 835 TransitionsBefore, 835 TransitionsAfterwards, 1268 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): 14, Positive cache size: 14, Positive conditional cache size: 14, 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: 534.7ms, 454 PlacesBefore, 451 PlacesAfterwards, 835 TransitionsBefore, 835 TransitionsAfterwards, 1268 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): 14, Positive cache size: 14, Positive conditional cache size: 14, 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: 654.5ms, 460 PlacesBefore, 459 PlacesAfterwards, 839 TransitionsBefore, 839 TransitionsAfterwards, 1274 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): 14, Positive cache size: 14, Positive conditional cache size: 14, 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: 670.2ms, 459 PlacesBefore, 459 PlacesAfterwards, 842 TransitionsBefore, 842 TransitionsAfterwards, 1286 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): 14, Positive cache size: 14, Positive conditional cache size: 14, 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: 588.5ms, 465 PlacesBefore, 465 PlacesAfterwards, 850 TransitionsBefore, 850 TransitionsAfterwards, 1306 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): 14, Positive cache size: 14, Positive conditional cache size: 14, 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: 582.1ms, 480 PlacesBefore, 478 PlacesAfterwards, 868 TransitionsBefore, 868 TransitionsAfterwards, 1346 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): 14, Positive cache size: 14, Positive conditional cache size: 14, 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: 827.1ms, 478 PlacesBefore, 478 PlacesAfterwards, 875 TransitionsBefore, 875 TransitionsAfterwards, 1350 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): 14, Positive cache size: 14, Positive conditional cache size: 14, 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: 1017.4ms, 488 PlacesBefore, 487 PlacesAfterwards, 936 TransitionsBefore, 936 TransitionsAfterwards, 1306 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): 14, Positive cache size: 14, Positive conditional cache size: 14, 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: 763.9ms, 492 PlacesBefore, 491 PlacesAfterwards, 1040 TransitionsBefore, 1040 TransitionsAfterwards, 1314 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): 14, Positive cache size: 14, Positive conditional cache size: 14, 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: 847.2ms, 506 PlacesBefore, 503 PlacesAfterwards, 1085 TransitionsBefore, 1085 TransitionsAfterwards, 1396 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): 14, Positive cache size: 14, Positive conditional cache size: 14, 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: 2114.3ms, 557 PlacesBefore, 551 PlacesAfterwards, 1318 TransitionsBefore, 1318 TransitionsAfterwards, 1496 CoEnabledTransitionPairs, 2 FixpointIterations, 2 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 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): 14, Positive cache size: 14, Positive conditional cache size: 14, 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: 4002.6ms, 594 PlacesBefore, 594 PlacesAfterwards, 1967 TransitionsBefore, 1967 TransitionsAfterwards, 2492 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): 14, Positive cache size: 14, Positive conditional cache size: 14, 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: 3574.6ms, 612 PlacesBefore, 612 PlacesAfterwards, 2047 TransitionsBefore, 2047 TransitionsAfterwards, 2592 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): 14, Positive cache size: 14, Positive conditional cache size: 14, 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: 4083.7ms, 623 PlacesBefore, 623 PlacesAfterwards, 2071 TransitionsBefore, 2071 TransitionsAfterwards, 2620 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): 14, Positive cache size: 14, Positive conditional cache size: 14, 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: 3432.5ms, 631 PlacesBefore, 631 PlacesAfterwards, 2073 TransitionsBefore, 2073 TransitionsAfterwards, 2620 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): 14, Positive cache size: 14, Positive conditional cache size: 14, 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: 6641.3ms, 669 PlacesBefore, 665 PlacesAfterwards, 2351 TransitionsBefore, 2351 TransitionsAfterwards, 3170 CoEnabledTransitionPairs, 3 FixpointIterations, 3 TrivialSequentialCompositions, 8 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 11 TotalNumberOfCompositions, 12 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 12, positive: 12, positive conditional: 12, 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: 12, positive: 12, positive conditional: 12, 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: 12, positive: 12, positive conditional: 12, 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: 12, positive: 12, positive conditional: 0, positive unconditional: 12, 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: 12, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 56, Positive cache size: 56, Positive conditional cache size: 56, 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: 7538.3ms, 702 PlacesBefore, 702 PlacesAfterwards, 3038 TransitionsBefore, 3038 TransitionsAfterwards, 3972 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): 56, Positive cache size: 56, Positive conditional cache size: 56, 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: 7073.0ms, 710 PlacesBefore, 705 PlacesAfterwards, 3099 TransitionsBefore, 3099 TransitionsAfterwards, 4096 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): 56, Positive cache size: 56, Positive conditional cache size: 56, 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: 7090.4ms, 706 PlacesBefore, 706 PlacesAfterwards, 3146 TransitionsBefore, 3146 TransitionsAfterwards, 4212 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): 56, Positive cache size: 56, Positive conditional cache size: 56, 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: 7162.0ms, 721 PlacesBefore, 721 PlacesAfterwards, 3254 TransitionsBefore, 3254 TransitionsAfterwards, 4460 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): 56, Positive cache size: 56, Positive conditional cache size: 56, 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: 8042.7ms, 729 PlacesBefore, 729 PlacesAfterwards, 3490 TransitionsBefore, 3490 TransitionsAfterwards, 4812 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): 56, Positive cache size: 56, Positive conditional cache size: 56, 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: 8243.3ms, 737 PlacesBefore, 737 PlacesAfterwards, 3586 TransitionsBefore, 3586 TransitionsAfterwards, 4996 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): 56, Positive cache size: 56, Positive conditional cache size: 56, 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: 16596.0ms, 761 PlacesBefore, 758 PlacesAfterwards, 4076 TransitionsBefore, 4076 TransitionsAfterwards, 5886 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 2 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 2, 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: 2, positive: 2, positive conditional: 2, 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: 2, positive: 2, positive conditional: 2, 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: 2, positive: 2, positive conditional: 0, positive unconditional: 2, 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: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 58, Positive cache size: 58, Positive conditional cache size: 58, 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: 10267.3ms, 779 PlacesBefore, 775 PlacesAfterwards, 4195 TransitionsBefore, 4195 TransitionsAfterwards, 6004 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): 58, Positive cache size: 58, Positive conditional cache size: 58, 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: 11219.4ms, 779 PlacesBefore, 779 PlacesAfterwards, 4217 TransitionsBefore, 4217 TransitionsAfterwards, 6040 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): 58, Positive cache size: 58, Positive conditional cache size: 58, 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: 13535.8ms, 791 PlacesBefore, 791 PlacesAfterwards, 4473 TransitionsBefore, 4473 TransitionsAfterwards, 6528 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): 58, Positive cache size: 58, Positive conditional cache size: 58, 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: 13048.3ms, 800 PlacesBefore, 800 PlacesAfterwards, 4514 TransitionsBefore, 4514 TransitionsAfterwards, 6560 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): 58, Positive cache size: 58, Positive conditional cache size: 58, 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: 12749.4ms, 811 PlacesBefore, 811 PlacesAfterwards, 4542 TransitionsBefore, 4542 TransitionsAfterwards, 6608 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): 58, Positive cache size: 58, Positive conditional cache size: 58, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - TimeoutResultAtElement [Line: 67]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 67). Cancelled while executing RemoveRedundantFlow. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 29 locations, 1 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 11.1ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: TIMEOUT, OverallTime: 814750.5ms, OverallIterations: 70, TraceHistogramMax: 3, EmptinessCheckTime: 0.0ms, AutomataDifference: 619265.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 351.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 418 SDtfs, 1886 SDslu, 444 SDs, 0 SdLazy, 16082 SolverSat, 2449 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9146.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1937 GetRequests, 657 SyntacticMatches, 37 SemanticMatches, 1243 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5343 ImplicationChecksByTransitivity, 22007.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=193388occurred in iteration=69, InterpolantAutomatonStates: 1001, 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: 272.0ms SsaConstructionTime, 721.9ms SatisfiabilityAnalysisTime, 14747.9ms InterpolantComputationTime, 1929 NumberOfCodeBlocks, 1929 NumberOfCodeBlocksAsserted, 182 NumberOfCheckSat, 1791 ConstructedInterpolants, 120 QuantifiedInterpolants, 19825 SizeOfPredicates, 191 NumberOfNonLiveVariables, 3572 ConjunctsInSsa, 609 ConjunctsInUnsatCore, 138 InterpolantComputations, 2 PerfectInterpolantSequences, 108/521 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