/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/sorted.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-6f4246e9f5583d222ebb38ff8175c901f3a528f0-6f4246e [2021-04-29 07:52:15,853 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-29 07:52:15,856 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-29 07:52:15,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-04-29 07:52:15,909 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-04-29 07:52:15,910 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-04-29 07:52:15,912 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-04-29 07:52:15,914 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-04-29 07:52:15,916 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-04-29 07:52:15,917 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-04-29 07:52:15,918 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-04-29 07:52:15,920 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-04-29 07:52:15,920 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-29 07:52:15,921 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-29 07:52:15,922 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-29 07:52:15,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-29 07:52:15,925 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-29 07:52:15,926 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-29 07:52:15,928 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-29 07:52:15,930 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-29 07:52:15,932 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-29 07:52:15,933 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-29 07:52:15,934 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-29 07:52:15,935 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-29 07:52:15,938 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-04-29 07:52:15,939 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-04-29 07:52:15,939 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-04-29 07:52:15,940 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-04-29 07:52:15,941 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-04-29 07:52:15,942 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-04-29 07:52:15,942 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-04-29 07:52:15,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-04-29 07:52:15,944 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-04-29 07:52:15,945 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-04-29 07:52:15,946 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-04-29 07:52:15,946 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-04-29 07:52:15,947 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-04-29 07:52:15,947 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-04-29 07:52:15,948 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-29 07:52:15,949 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-29 07:52:15,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-29 07:52:15,951 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf [2021-04-29 07:52:15,977 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-29 07:52:15,977 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-29 07:52:15,979 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-29 07:52:15,979 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-29 07:52:15,979 INFO L138 SettingsManager]: * Use SBE=true [2021-04-29 07:52:15,979 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-29 07:52:15,980 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-29 07:52:15,980 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-29 07:52:15,980 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-29 07:52:15,980 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-29 07:52:15,981 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-29 07:52:15,981 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-29 07:52:15,981 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-29 07:52:15,981 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-29 07:52:15,982 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-29 07:52:15,982 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-29 07:52:15,982 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-29 07:52:15,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-29 07:52:15,983 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-29 07:52:15,983 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-29 07:52:15,983 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-29 07:52:15,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-29 07:52:15,983 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-29 07:52:15,984 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-29 07:52:15,984 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-29 07:52:15,984 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-29 07:52:15,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-29 07:52:15,985 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-04-29 07:52:15,985 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-04-29 07:52:15,985 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-04-29 07:52:15,985 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-29 07:52:16,399 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-29 07:52:16,447 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-29 07:52:16,450 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-29 07:52:16,451 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-04-29 07:52:16,452 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-04-29 07:52:16,454 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sorted.wvr.bpl [2021-04-29 07:52:16,455 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sorted.wvr.bpl' [2021-04-29 07:52:16,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-29 07:52:16,559 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-04-29 07:52:16,563 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-04-29 07:52:16,563 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-04-29 07:52:16,563 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-04-29 07:52:16,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.04 07:52:16" (1/1) ... [2021-04-29 07:52:16,589 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.04 07:52:16" (1/1) ... [2021-04-29 07:52:16,597 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-04-29 07:52:16,598 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-29 07:52:16,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-29 07:52:16,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-29 07:52:16,608 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.04 07:52:16" (1/1) ... [2021-04-29 07:52:16,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.04 07:52:16" (1/1) ... [2021-04-29 07:52:16,609 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.04 07:52:16" (1/1) ... [2021-04-29 07:52:16,609 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.04 07:52:16" (1/1) ... [2021-04-29 07:52:16,613 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.04 07:52:16" (1/1) ... [2021-04-29 07:52:16,616 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.04 07:52:16" (1/1) ... [2021-04-29 07:52:16,618 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.04 07:52:16" (1/1) ... [2021-04-29 07:52:16,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-29 07:52:16,620 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-29 07:52:16,620 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-29 07:52:16,620 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-29 07:52:16,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.04 07:52:16" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-29 07:52:16,731 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-04-29 07:52:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-04-29 07:52:16,734 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-04-29 07:52:16,750 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-04-29 07:52:16,750 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-04-29 07:52:16,750 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-04-29 07:52:16,750 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-04-29 07:52:16,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-29 07:52:16,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-29 07:52:16,751 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-04-29 07:52:16,751 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-04-29 07:52:16,751 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-04-29 07:52:16,752 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-04-29 07:52:16,986 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-29 07:52:16,987 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-04-29 07:52:16,989 INFO L202 PluginConnector]: Adding new model sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 07:52:16 BoogieIcfgContainer [2021-04-29 07:52:16,989 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-29 07:52:16,991 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-29 07:52:16,991 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-29 07:52:16,994 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-29 07:52:16,995 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.04 07:52:16" (1/2) ... [2021-04-29 07:52:16,996 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@521578ec and model type sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.04 07:52:16, skipping insertion in model container [2021-04-29 07:52:16,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 07:52:16" (2/2) ... [2021-04-29 07:52:16,998 INFO L111 eAbstractionObserver]: Analyzing ICFG sorted.wvr.bpl [2021-04-29 07:52:17,004 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-29 07:52:17,009 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-04-29 07:52:17,010 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-04-29 07:52:17,079 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-04-29 07:52:17,104 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-04-29 07:52:17,139 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-29 07:52:17,139 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-29 07:52:17,139 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-29 07:52:17,139 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-29 07:52:17,140 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-29 07:52:17,140 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-29 07:52:17,140 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-29 07:52:17,140 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-29 07:52:17,155 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 39 places, 32 transitions, 88 flow [2021-04-29 07:52:17,190 INFO L129 PetriNetUnfolder]: 3/29 cut-off events. [2021-04-29 07:52:17,190 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-04-29 07:52:17,194 INFO L84 FinitePrefix]: Finished finitePrefix Result has 42 conditions, 29 events. 3/29 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 34 event pairs, 0 based on Foata normal form. 0/25 useless extension candidates. Maximal degree in co-relation 21. Up to 2 conditions per place. [2021-04-29 07:52:17,194 INFO L82 GeneralOperation]: Start removeDead. Operand has 39 places, 32 transitions, 88 flow [2021-04-29 07:52:17,200 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 34 places, 27 transitions, 72 flow [2021-04-29 07:52:17,201 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:17,220 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 34 places, 27 transitions, 72 flow [2021-04-29 07:52:17,225 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 34 places, 27 transitions, 72 flow [2021-04-29 07:52:17,227 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 34 places, 27 transitions, 72 flow [2021-04-29 07:52:17,242 INFO L129 PetriNetUnfolder]: 3/27 cut-off events. [2021-04-29 07:52:17,243 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-04-29 07:52:17,244 INFO L84 FinitePrefix]: Finished finitePrefix Result has 40 conditions, 27 events. 3/27 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 21. Up to 2 conditions per place. [2021-04-29 07:52:17,247 INFO L146 LiptonReduction]: Number of co-enabled transitions 144 [2021-04-29 07:52:18,062 INFO L158 LiptonReduction]: Checked pairs total: 60 [2021-04-29 07:52:18,062 INFO L160 LiptonReduction]: Total number of compositions: 18 [2021-04-29 07:52:18,066 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 865 [2021-04-29 07:52:18,082 INFO L129 PetriNetUnfolder]: 3/28 cut-off events. [2021-04-29 07:52:18,082 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-04-29 07:52:18,083 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:18,084 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:18,084 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:18,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:18,090 INFO L82 PathProgramCache]: Analyzing trace with hash -1288519781, now seen corresponding path program 1 times [2021-04-29 07:52:18,100 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:18,101 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52018205] [2021-04-29 07:52:18,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:18,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:18,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:18,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-29 07:52:18,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:18,337 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52018205] [2021-04-29 07:52:18,342 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 07:52:18,342 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-29 07:52:18,343 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267804970] [2021-04-29 07:52:18,365 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-29 07:52:18,366 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:18,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-29 07:52:18,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-29 07:52:18,388 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 31 out of 50 [2021-04-29 07:52:18,390 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 36 places, 29 transitions, 76 flow. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:18,391 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:18,391 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 31 of 50 [2021-04-29 07:52:18,393 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:18,479 INFO L129 PetriNetUnfolder]: 11/52 cut-off events. [2021-04-29 07:52:18,479 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-04-29 07:52:18,482 INFO L84 FinitePrefix]: Finished finitePrefix Result has 88 conditions, 52 events. 11/52 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 137 event pairs, 0 based on Foata normal form. 1/29 useless extension candidates. Maximal degree in co-relation 52. Up to 17 conditions per place. [2021-04-29 07:52:18,486 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 4 selfloop transitions, 4 changer transitions 9/32 dead transitions. [2021-04-29 07:52:18,486 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 38 places, 32 transitions, 104 flow [2021-04-29 07:52:18,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-29 07:52:18,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-29 07:52:18,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 106 transitions. [2021-04-29 07:52:18,505 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7066666666666667 [2021-04-29 07:52:18,507 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 106 transitions. [2021-04-29 07:52:18,508 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 106 transitions. [2021-04-29 07:52:18,510 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:18,513 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 106 transitions. [2021-04-29 07:52:18,518 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:18,528 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 50.0) internal successors, (200), 4 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) [2021-04-29 07:52:18,529 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 50.0) internal successors, (200), 4 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) [2021-04-29 07:52:18,531 INFO L185 Difference]: Start difference. First operand has 36 places, 29 transitions, 76 flow. Second operand 3 states and 106 transitions. [2021-04-29 07:52:18,532 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 38 places, 32 transitions, 104 flow [2021-04-29 07:52:18,537 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 32 places, 32 transitions, 92 flow, removed 0 selfloop flow, removed 6 redundant places. [2021-04-29 07:52:18,540 INFO L241 Difference]: Finished difference. Result has 33 places, 23 transitions, 72 flow [2021-04-29 07:52:18,543 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=64, PETRI_DIFFERENCE_MINUEND_PLACES=30, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=29, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=72, PETRI_PLACES=33, PETRI_TRANSITIONS=23} [2021-04-29 07:52:18,544 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, -3 predicate places. [2021-04-29 07:52:18,544 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:18,544 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 33 places, 23 transitions, 72 flow [2021-04-29 07:52:18,545 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 33 places, 23 transitions, 72 flow [2021-04-29 07:52:18,545 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 24 places, 23 transitions, 72 flow [2021-04-29 07:52:18,564 INFO L129 PetriNetUnfolder]: 11/43 cut-off events. [2021-04-29 07:52:18,564 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-29 07:52:18,567 INFO L84 FinitePrefix]: Finished finitePrefix Result has 66 conditions, 43 events. 11/43 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 133 event pairs, 0 based on Foata normal form. 0/27 useless extension candidates. Maximal degree in co-relation 45. Up to 14 conditions per place. [2021-04-29 07:52:18,571 INFO L146 LiptonReduction]: Number of co-enabled transitions 186 [2021-04-29 07:52:18,573 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:18,573 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:18,574 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 30 [2021-04-29 07:52:18,578 INFO L480 AbstractCegarLoop]: Abstraction has has 24 places, 23 transitions, 72 flow [2021-04-29 07:52:18,578 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:18,578 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:18,578 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:18,579 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-29 07:52:18,579 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:18,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:18,580 INFO L82 PathProgramCache]: Analyzing trace with hash -1140751385, now seen corresponding path program 1 times [2021-04-29 07:52:18,581 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:18,582 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100534587] [2021-04-29 07:52:18,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:18,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:18,681 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:52:18,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:18,691 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:18,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:18,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:18,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:18,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:18,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:18,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:18,713 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100534587] [2021-04-29 07:52:18,714 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 07:52:18,714 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-29 07:52:18,714 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621014177] [2021-04-29 07:52:18,718 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-29 07:52:18,718 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:18,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-29 07:52:18,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-04-29 07:52:18,722 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:52:18,722 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 24 places, 23 transitions, 72 flow. Second operand has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:18,722 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:18,723 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:52:18,723 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:18,959 INFO L129 PetriNetUnfolder]: 369/555 cut-off events. [2021-04-29 07:52:18,960 INFO L130 PetriNetUnfolder]: For 91/120 co-relation queries the response was YES. [2021-04-29 07:52:18,961 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1270 conditions, 555 events. 369/555 cut-off events. For 91/120 co-relation queries the response was YES. Maximal size of possible extension queue 120. Compared 2436 event pairs, 21 based on Foata normal form. 13/283 useless extension candidates. Maximal degree in co-relation 1233. Up to 195 conditions per place. [2021-04-29 07:52:18,963 INFO L132 encePairwiseOnDemand]: 37/50 looper letters, 11 selfloop transitions, 14 changer transitions 32/64 dead transitions. [2021-04-29 07:52:18,963 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 30 places, 64 transitions, 287 flow [2021-04-29 07:52:18,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-29 07:52:18,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-29 07:52:18,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 201 transitions. [2021-04-29 07:52:18,967 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5742857142857143 [2021-04-29 07:52:18,967 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 201 transitions. [2021-04-29 07:52:18,968 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 201 transitions. [2021-04-29 07:52:18,968 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:18,969 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 201 transitions. [2021-04-29 07:52:18,970 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 28.714285714285715) internal successors, (201), 7 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:18,972 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 50.0) internal successors, (400), 8 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:18,973 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 50.0) internal successors, (400), 8 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:18,973 INFO L185 Difference]: Start difference. First operand has 24 places, 23 transitions, 72 flow. Second operand 7 states and 201 transitions. [2021-04-29 07:52:18,973 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 30 places, 64 transitions, 287 flow [2021-04-29 07:52:18,974 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 29 places, 64 transitions, 278 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-04-29 07:52:18,976 INFO L241 Difference]: Finished difference. Result has 32 places, 26 transitions, 132 flow [2021-04-29 07:52:18,976 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=68, PETRI_DIFFERENCE_MINUEND_PLACES=23, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=23, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=17, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=132, PETRI_PLACES=32, PETRI_TRANSITIONS=26} [2021-04-29 07:52:18,977 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, -4 predicate places. [2021-04-29 07:52:18,977 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:18,977 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 32 places, 26 transitions, 132 flow [2021-04-29 07:52:18,978 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 32 places, 26 transitions, 132 flow [2021-04-29 07:52:18,978 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 26 places, 26 transitions, 132 flow [2021-04-29 07:52:18,984 INFO L129 PetriNetUnfolder]: 23/54 cut-off events. [2021-04-29 07:52:18,985 INFO L130 PetriNetUnfolder]: For 14/15 co-relation queries the response was YES. [2021-04-29 07:52:18,985 INFO L84 FinitePrefix]: Finished finitePrefix Result has 129 conditions, 54 events. 23/54 cut-off events. For 14/15 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 130 event pairs, 2 based on Foata normal form. 0/50 useless extension candidates. Maximal degree in co-relation 100. Up to 22 conditions per place. [2021-04-29 07:52:18,986 INFO L146 LiptonReduction]: Number of co-enabled transitions 76 [2021-04-29 07:52:18,989 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:18,989 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:18,989 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 12 [2021-04-29 07:52:18,991 INFO L480 AbstractCegarLoop]: Abstraction has has 26 places, 26 transitions, 132 flow [2021-04-29 07:52:18,991 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:18,991 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:18,991 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:18,991 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-29 07:52:18,992 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:18,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:18,992 INFO L82 PathProgramCache]: Analyzing trace with hash 999984029, now seen corresponding path program 2 times [2021-04-29 07:52:18,992 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:18,993 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135851001] [2021-04-29 07:52:18,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:19,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:19,027 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:52:19,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:19,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:19,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:19,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:19,052 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135851001] [2021-04-29 07:52:19,052 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1980401508] [2021-04-29 07:52:19,052 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 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:19,101 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 07:52:19,101 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:52:19,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 5 conjunts are in the unsatisfiable core [2021-04-29 07:52:19,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:52:19,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:19,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:19,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:19,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:19,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:19,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:19,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:19,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:19,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:19,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:19,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:19,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:19,155 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-04-29 07:52:19,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:19,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:19,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:19,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:19,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:19,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:19,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:19,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:19,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:19,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:19,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:19,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:19,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:19,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:19,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:19,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:19,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:19,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:19,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:19,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:19,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:19,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:19,234 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:52:19,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:19,252 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:52:19,252 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-04-29 07:52:19,253 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322200970] [2021-04-29 07:52:19,253 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-04-29 07:52:19,254 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:19,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-04-29 07:52:19,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-04-29 07:52:19,260 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:52:19,260 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 26 places, 26 transitions, 132 flow. Second operand has 6 states, 6 states have (on average 21.166666666666668) internal successors, (127), 6 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) [2021-04-29 07:52:19,260 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:19,261 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:52:19,261 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:19,422 INFO L129 PetriNetUnfolder]: 62/116 cut-off events. [2021-04-29 07:52:19,423 INFO L130 PetriNetUnfolder]: For 116/168 co-relation queries the response was YES. [2021-04-29 07:52:19,423 INFO L84 FinitePrefix]: Finished finitePrefix Result has 361 conditions, 116 events. 62/116 cut-off events. For 116/168 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 337 event pairs, 1 based on Foata normal form. 19/130 useless extension candidates. Maximal degree in co-relation 322. Up to 59 conditions per place. [2021-04-29 07:52:19,425 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 19 selfloop transitions, 20 changer transitions 2/48 dead transitions. [2021-04-29 07:52:19,425 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 32 places, 48 transitions, 324 flow [2021-04-29 07:52:19,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-29 07:52:19,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-29 07:52:19,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 171 transitions. [2021-04-29 07:52:19,428 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.48857142857142855 [2021-04-29 07:52:19,428 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 171 transitions. [2021-04-29 07:52:19,428 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 171 transitions. [2021-04-29 07:52:19,429 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:19,429 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 171 transitions. [2021-04-29 07:52:19,430 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 24.428571428571427) internal successors, (171), 7 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:19,431 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 50.0) internal successors, (400), 8 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:19,432 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 50.0) internal successors, (400), 8 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:19,432 INFO L185 Difference]: Start difference. First operand has 26 places, 26 transitions, 132 flow. Second operand 7 states and 171 transitions. [2021-04-29 07:52:19,432 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 32 places, 48 transitions, 324 flow [2021-04-29 07:52:19,435 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 31 places, 48 transitions, 307 flow, removed 2 selfloop flow, removed 1 redundant places. [2021-04-29 07:52:19,437 INFO L241 Difference]: Finished difference. Result has 34 places, 37 transitions, 233 flow [2021-04-29 07:52:19,437 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=121, PETRI_DIFFERENCE_MINUEND_PLACES=25, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=13, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=233, PETRI_PLACES=34, PETRI_TRANSITIONS=37} [2021-04-29 07:52:19,437 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, -2 predicate places. [2021-04-29 07:52:19,437 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:19,438 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 34 places, 37 transitions, 233 flow [2021-04-29 07:52:19,438 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 34 places, 37 transitions, 233 flow [2021-04-29 07:52:19,439 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 34 places, 37 transitions, 233 flow [2021-04-29 07:52:19,448 INFO L129 PetriNetUnfolder]: 30/78 cut-off events. [2021-04-29 07:52:19,448 INFO L130 PetriNetUnfolder]: For 48/52 co-relation queries the response was YES. [2021-04-29 07:52:19,449 INFO L84 FinitePrefix]: Finished finitePrefix Result has 225 conditions, 78 events. 30/78 cut-off events. For 48/52 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 245 event pairs, 0 based on Foata normal form. 1/76 useless extension candidates. Maximal degree in co-relation 180. Up to 35 conditions per place. [2021-04-29 07:52:19,450 INFO L146 LiptonReduction]: Number of co-enabled transitions 110 [2021-04-29 07:52:19,455 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:19,455 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:19,455 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 18 [2021-04-29 07:52:19,456 INFO L480 AbstractCegarLoop]: Abstraction has has 34 places, 37 transitions, 233 flow [2021-04-29 07:52:19,457 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 21.166666666666668) internal successors, (127), 6 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) [2021-04-29 07:52:19,457 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:19,457 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:19,672 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-04-29 07:52:19,673 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:19,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:19,674 INFO L82 PathProgramCache]: Analyzing trace with hash -1520947541, now seen corresponding path program 3 times [2021-04-29 07:52:19,674 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:19,675 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151386136] [2021-04-29 07:52:19,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:19,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:19,723 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:52:19,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:19,733 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:19,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:19,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:19,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:19,752 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151386136] [2021-04-29 07:52:19,754 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [85667623] [2021-04-29 07:52:19,754 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 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 [2021-04-29 07:52:19,791 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-04-29 07:52:19,791 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:52:19,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 5 conjunts are in the unsatisfiable core [2021-04-29 07:52:19,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:52:19,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:19,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:19,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:19,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:19,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:19,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:19,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:19,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:19,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:19,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:19,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:19,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:19,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:19,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:19,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:19,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:19,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:19,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:19,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:19,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:19,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:19,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:19,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:19,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:19,865 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-04-29 07:52:19,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:19,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:19,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:19,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 07:52:19,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:19,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:19,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:19,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:19,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:19,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:19,889 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-04-29 07:52:19,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:19,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:19,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:19,902 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:52:19,902 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-04-29 07:52:19,903 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564336915] [2021-04-29 07:52:19,903 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-29 07:52:19,903 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:19,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-29 07:52:19,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-04-29 07:52:19,905 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:52:19,905 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 34 places, 37 transitions, 233 flow. Second operand has 7 states, 7 states have (on average 21.142857142857142) internal successors, (148), 7 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:19,905 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:19,905 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:52:19,906 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:20,027 INFO L129 PetriNetUnfolder]: 64/130 cut-off events. [2021-04-29 07:52:20,028 INFO L130 PetriNetUnfolder]: For 235/317 co-relation queries the response was YES. [2021-04-29 07:52:20,028 INFO L84 FinitePrefix]: Finished finitePrefix Result has 492 conditions, 130 events. 64/130 cut-off events. For 235/317 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 419 event pairs, 4 based on Foata normal form. 27/151 useless extension candidates. Maximal degree in co-relation 441. Up to 61 conditions per place. [2021-04-29 07:52:20,030 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 18 selfloop transitions, 19 changer transitions 0/44 dead transitions. [2021-04-29 07:52:20,030 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 38 places, 44 transitions, 350 flow [2021-04-29 07:52:20,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-29 07:52:20,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-29 07:52:20,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 123 transitions. [2021-04-29 07:52:20,032 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.492 [2021-04-29 07:52:20,032 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 123 transitions. [2021-04-29 07:52:20,032 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 123 transitions. [2021-04-29 07:52:20,033 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:20,033 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 123 transitions. [2021-04-29 07:52:20,034 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 24.6) internal successors, (123), 5 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:20,035 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 50.0) internal successors, (300), 6 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:20,035 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 50.0) internal successors, (300), 6 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:20,036 INFO L185 Difference]: Start difference. First operand has 34 places, 37 transitions, 233 flow. Second operand 5 states and 123 transitions. [2021-04-29 07:52:20,036 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 38 places, 44 transitions, 350 flow [2021-04-29 07:52:20,039 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 38 places, 44 transitions, 346 flow, removed 2 selfloop flow, removed 0 redundant places. [2021-04-29 07:52:20,041 INFO L241 Difference]: Finished difference. Result has 40 places, 39 transitions, 297 flow [2021-04-29 07:52:20,041 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=229, PETRI_DIFFERENCE_MINUEND_PLACES=34, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=37, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=19, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=297, PETRI_PLACES=40, PETRI_TRANSITIONS=39} [2021-04-29 07:52:20,041 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 4 predicate places. [2021-04-29 07:52:20,041 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:20,042 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 40 places, 39 transitions, 297 flow [2021-04-29 07:52:20,042 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 40 places, 39 transitions, 297 flow [2021-04-29 07:52:20,043 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 40 places, 39 transitions, 297 flow [2021-04-29 07:52:20,053 INFO L129 PetriNetUnfolder]: 34/98 cut-off events. [2021-04-29 07:52:20,054 INFO L130 PetriNetUnfolder]: For 139/146 co-relation queries the response was YES. [2021-04-29 07:52:20,054 INFO L84 FinitePrefix]: Finished finitePrefix Result has 303 conditions, 98 events. 34/98 cut-off events. For 139/146 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 363 event pairs, 0 based on Foata normal form. 1/96 useless extension candidates. Maximal degree in co-relation 243. Up to 43 conditions per place. [2021-04-29 07:52:20,056 INFO L146 LiptonReduction]: Number of co-enabled transitions 118 [2021-04-29 07:52:20,060 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:20,060 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:20,061 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 20 [2021-04-29 07:52:20,062 INFO L480 AbstractCegarLoop]: Abstraction has has 40 places, 39 transitions, 297 flow [2021-04-29 07:52:20,062 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 21.142857142857142) internal successors, (148), 7 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:20,062 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:20,062 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:20,275 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:20,276 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:20,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:20,277 INFO L82 PathProgramCache]: Analyzing trace with hash -895002885, now seen corresponding path program 4 times [2021-04-29 07:52:20,277 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:20,278 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763332269] [2021-04-29 07:52:20,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:20,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:20,304 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:52:20,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:20,312 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:20,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:20,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:20,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:20,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:20,329 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763332269] [2021-04-29 07:52:20,329 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [485980854] [2021-04-29 07:52:20,329 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 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:20,378 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-29 07:52:20,378 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:52:20,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 5 conjunts are in the unsatisfiable core [2021-04-29 07:52:20,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:52:20,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:20,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:20,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:20,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:20,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:20,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:20,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:20,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:20,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:20,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:20,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:20,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:20,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:20,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:20,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:20,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:20,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:20,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:20,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:20,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:20,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:20,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:20,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:20,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:20,445 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 07:52:20,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:20,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:20,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:20,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 07:52:20,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:20,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:20,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:20,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:20,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:20,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:20,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:20,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:20,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:20,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:20,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:20,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:20,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:20,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:20,478 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:52:20,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:20,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:20,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:20,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:20,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:20,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:20,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:20,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:20,485 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:52:20,485 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-04-29 07:52:20,485 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292010591] [2021-04-29 07:52:20,485 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-29 07:52:20,485 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:20,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-29 07:52:20,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-04-29 07:52:20,487 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:52:20,487 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 39 transitions, 297 flow. Second operand has 7 states, 7 states have (on average 21.285714285714285) internal successors, (149), 7 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:20,487 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:20,488 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:52:20,488 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:20,614 INFO L129 PetriNetUnfolder]: 64/131 cut-off events. [2021-04-29 07:52:20,614 INFO L130 PetriNetUnfolder]: For 380/474 co-relation queries the response was YES. [2021-04-29 07:52:20,615 INFO L84 FinitePrefix]: Finished finitePrefix Result has 541 conditions, 131 events. 64/131 cut-off events. For 380/474 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 420 event pairs, 3 based on Foata normal form. 30/155 useless extension candidates. Maximal degree in co-relation 486. Up to 63 conditions per place. [2021-04-29 07:52:20,617 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 17 selfloop transitions, 20 changer transitions 0/44 dead transitions. [2021-04-29 07:52:20,617 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 44 places, 44 transitions, 401 flow [2021-04-29 07:52:20,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-29 07:52:20,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-29 07:52:20,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 123 transitions. [2021-04-29 07:52:20,630 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.492 [2021-04-29 07:52:20,631 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 123 transitions. [2021-04-29 07:52:20,631 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 123 transitions. [2021-04-29 07:52:20,631 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:20,631 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 123 transitions. [2021-04-29 07:52:20,632 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 24.6) internal successors, (123), 5 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:20,633 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 50.0) internal successors, (300), 6 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:20,634 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 50.0) internal successors, (300), 6 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:20,634 INFO L185 Difference]: Start difference. First operand has 40 places, 39 transitions, 297 flow. Second operand 5 states and 123 transitions. [2021-04-29 07:52:20,634 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 44 places, 44 transitions, 401 flow [2021-04-29 07:52:20,639 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 42 places, 44 transitions, 365 flow, removed 4 selfloop flow, removed 2 redundant places. [2021-04-29 07:52:20,642 INFO L241 Difference]: Finished difference. Result has 43 places, 40 transitions, 316 flow [2021-04-29 07:52:20,642 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=262, PETRI_DIFFERENCE_MINUEND_PLACES=38, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=39, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=20, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=316, PETRI_PLACES=43, PETRI_TRANSITIONS=40} [2021-04-29 07:52:20,643 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 7 predicate places. [2021-04-29 07:52:20,643 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:20,643 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 43 places, 40 transitions, 316 flow [2021-04-29 07:52:20,643 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 43 places, 40 transitions, 316 flow [2021-04-29 07:52:20,644 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 43 places, 40 transitions, 316 flow [2021-04-29 07:52:20,658 INFO L129 PetriNetUnfolder]: 41/105 cut-off events. [2021-04-29 07:52:20,658 INFO L130 PetriNetUnfolder]: For 127/130 co-relation queries the response was YES. [2021-04-29 07:52:20,659 INFO L84 FinitePrefix]: Finished finitePrefix Result has 327 conditions, 105 events. 41/105 cut-off events. For 127/130 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 365 event pairs, 0 based on Foata normal form. 2/105 useless extension candidates. Maximal degree in co-relation 269. Up to 47 conditions per place. [2021-04-29 07:52:20,660 INFO L146 LiptonReduction]: Number of co-enabled transitions 122 [2021-04-29 07:52:20,665 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:20,665 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:20,665 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 22 [2021-04-29 07:52:20,666 INFO L480 AbstractCegarLoop]: Abstraction has has 43 places, 40 transitions, 316 flow [2021-04-29 07:52:20,666 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 21.285714285714285) internal successors, (149), 7 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:20,666 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:20,667 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:20,879 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:20,880 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:20,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:20,881 INFO L82 PathProgramCache]: Analyzing trace with hash -1021007922, now seen corresponding path program 1 times [2021-04-29 07:52:20,881 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:20,881 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492627415] [2021-04-29 07:52:20,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:20,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:20,912 INFO L142 QuantifierPusher]: treesize reduction 8, result has 61.9 percent of original size [2021-04-29 07:52:20,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 07:52:20,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:20,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:20,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:20,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:20,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:20,937 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492627415] [2021-04-29 07:52:20,937 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 07:52:20,937 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-29 07:52:20,938 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880417694] [2021-04-29 07:52:20,938 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-29 07:52:20,938 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:20,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-29 07:52:20,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-04-29 07:52:20,940 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:52:20,940 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 43 places, 40 transitions, 316 flow. Second operand has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:20,940 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:20,940 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:52:20,941 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:21,040 INFO L129 PetriNetUnfolder]: 89/176 cut-off events. [2021-04-29 07:52:21,040 INFO L130 PetriNetUnfolder]: For 467/551 co-relation queries the response was YES. [2021-04-29 07:52:21,041 INFO L84 FinitePrefix]: Finished finitePrefix Result has 695 conditions, 176 events. 89/176 cut-off events. For 467/551 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 638 event pairs, 8 based on Foata normal form. 49/219 useless extension candidates. Maximal degree in co-relation 631. Up to 78 conditions per place. [2021-04-29 07:52:21,043 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 31 selfloop transitions, 19 changer transitions 1/58 dead transitions. [2021-04-29 07:52:21,043 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 49 places, 58 transitions, 525 flow [2021-04-29 07:52:21,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-29 07:52:21,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-29 07:52:21,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 175 transitions. [2021-04-29 07:52:21,045 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5 [2021-04-29 07:52:21,045 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 175 transitions. [2021-04-29 07:52:21,045 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 175 transitions. [2021-04-29 07:52:21,046 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:21,046 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 175 transitions. [2021-04-29 07:52:21,046 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 25.0) internal successors, (175), 7 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:21,047 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 50.0) internal successors, (400), 8 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:21,048 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 50.0) internal successors, (400), 8 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:21,048 INFO L185 Difference]: Start difference. First operand has 43 places, 40 transitions, 316 flow. Second operand 7 states and 175 transitions. [2021-04-29 07:52:21,048 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 49 places, 58 transitions, 525 flow [2021-04-29 07:52:21,052 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 58 transitions, 499 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-29 07:52:21,053 INFO L241 Difference]: Finished difference. Result has 50 places, 43 transitions, 369 flow [2021-04-29 07:52:21,054 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=272, PETRI_DIFFERENCE_MINUEND_PLACES=41, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=38, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=21, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=369, PETRI_PLACES=50, PETRI_TRANSITIONS=43} [2021-04-29 07:52:21,054 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 14 predicate places. [2021-04-29 07:52:21,054 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:21,054 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 50 places, 43 transitions, 369 flow [2021-04-29 07:52:21,055 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 50 places, 43 transitions, 369 flow [2021-04-29 07:52:21,055 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 50 places, 43 transitions, 369 flow [2021-04-29 07:52:21,070 INFO L129 PetriNetUnfolder]: 50/129 cut-off events. [2021-04-29 07:52:21,070 INFO L130 PetriNetUnfolder]: For 272/275 co-relation queries the response was YES. [2021-04-29 07:52:21,071 INFO L84 FinitePrefix]: Finished finitePrefix Result has 462 conditions, 129 events. 50/129 cut-off events. For 272/275 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 519 event pairs, 0 based on Foata normal form. 2/128 useless extension candidates. Maximal degree in co-relation 394. Up to 58 conditions per place. [2021-04-29 07:52:21,073 INFO L146 LiptonReduction]: Number of co-enabled transitions 136 [2021-04-29 07:52:21,078 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:21,078 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:21,078 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 24 [2021-04-29 07:52:21,079 INFO L480 AbstractCegarLoop]: Abstraction has has 50 places, 43 transitions, 369 flow [2021-04-29 07:52:21,079 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:21,080 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:21,080 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:21,080 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-04-29 07:52:21,080 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:21,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:21,081 INFO L82 PathProgramCache]: Analyzing trace with hash 1165830124, now seen corresponding path program 1 times [2021-04-29 07:52:21,081 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:21,081 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116376321] [2021-04-29 07:52:21,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:21,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:21,099 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:21,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:21,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:21,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:21,112 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116376321] [2021-04-29 07:52:21,113 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 07:52:21,113 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-29 07:52:21,113 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017419921] [2021-04-29 07:52:21,113 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-29 07:52:21,113 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:21,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-29 07:52:21,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-29 07:52:21,115 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 21 out of 50 [2021-04-29 07:52:21,115 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 43 transitions, 369 flow. Second operand has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:21,115 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:21,115 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 21 of 50 [2021-04-29 07:52:21,115 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:21,199 INFO L129 PetriNetUnfolder]: 99/204 cut-off events. [2021-04-29 07:52:21,199 INFO L130 PetriNetUnfolder]: For 784/859 co-relation queries the response was YES. [2021-04-29 07:52:21,200 INFO L84 FinitePrefix]: Finished finitePrefix Result has 886 conditions, 204 events. 99/204 cut-off events. For 784/859 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 835 event pairs, 5 based on Foata normal form. 34/234 useless extension candidates. Maximal degree in co-relation 808. Up to 85 conditions per place. [2021-04-29 07:52:21,203 INFO L132 encePairwiseOnDemand]: 45/50 looper letters, 39 selfloop transitions, 18 changer transitions 6/70 dead transitions. [2021-04-29 07:52:21,203 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 70 transitions, 715 flow [2021-04-29 07:52:21,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-29 07:52:21,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-29 07:52:21,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 128 transitions. [2021-04-29 07:52:21,205 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.512 [2021-04-29 07:52:21,205 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 128 transitions. [2021-04-29 07:52:21,205 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 128 transitions. [2021-04-29 07:52:21,206 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:21,206 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 128 transitions. [2021-04-29 07:52:21,206 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 25.6) internal successors, (128), 5 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:21,207 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 50.0) internal successors, (300), 6 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:21,208 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 50.0) internal successors, (300), 6 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:21,208 INFO L185 Difference]: Start difference. First operand has 50 places, 43 transitions, 369 flow. Second operand 5 states and 128 transitions. [2021-04-29 07:52:21,208 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 70 transitions, 715 flow [2021-04-29 07:52:21,214 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 70 transitions, 621 flow, removed 32 selfloop flow, removed 4 redundant places. [2021-04-29 07:52:21,216 INFO L241 Difference]: Finished difference. Result has 52 places, 47 transitions, 424 flow [2021-04-29 07:52:21,216 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=305, PETRI_DIFFERENCE_MINUEND_PLACES=46, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=41, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=424, PETRI_PLACES=52, PETRI_TRANSITIONS=47} [2021-04-29 07:52:21,217 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 16 predicate places. [2021-04-29 07:52:21,217 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:21,217 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 52 places, 47 transitions, 424 flow [2021-04-29 07:52:21,217 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 52 places, 47 transitions, 424 flow [2021-04-29 07:52:21,218 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 50 places, 47 transitions, 424 flow [2021-04-29 07:52:21,234 INFO L129 PetriNetUnfolder]: 57/141 cut-off events. [2021-04-29 07:52:21,234 INFO L130 PetriNetUnfolder]: For 363/369 co-relation queries the response was YES. [2021-04-29 07:52:21,235 INFO L84 FinitePrefix]: Finished finitePrefix Result has 551 conditions, 141 events. 57/141 cut-off events. For 363/369 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 562 event pairs, 1 based on Foata normal form. 4/143 useless extension candidates. Maximal degree in co-relation 479. Up to 66 conditions per place. [2021-04-29 07:52:21,237 INFO L146 LiptonReduction]: Number of co-enabled transitions 120 [2021-04-29 07:52:21,242 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:21,242 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:21,242 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 25 [2021-04-29 07:52:21,243 INFO L480 AbstractCegarLoop]: Abstraction has has 50 places, 47 transitions, 424 flow [2021-04-29 07:52:21,243 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:21,244 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:21,244 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:21,244 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-04-29 07:52:21,244 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:21,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:21,244 INFO L82 PathProgramCache]: Analyzing trace with hash 493880785, now seen corresponding path program 5 times [2021-04-29 07:52:21,245 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:21,245 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254581222] [2021-04-29 07:52:21,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:21,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:21,264 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:52:21,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,272 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:21,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:21,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:21,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:21,288 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254581222] [2021-04-29 07:52:21,288 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [193008166] [2021-04-29 07:52:21,288 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 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:21,330 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 07:52:21,330 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:52:21,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 5 conjunts are in the unsatisfiable core [2021-04-29 07:52:21,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:52:21,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,365 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 07:52:21,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:21,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:21,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:21,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:21,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:21,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:21,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:21,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:21,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:21,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:21,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,397 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:21,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:21,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:21,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:21,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:21,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:21,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:21,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:21,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:21,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:21,417 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-04-29 07:52:21,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:21,426 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:52:21,426 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-04-29 07:52:21,427 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288653852] [2021-04-29 07:52:21,427 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-29 07:52:21,427 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:21,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-29 07:52:21,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-04-29 07:52:21,428 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:52:21,429 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 47 transitions, 424 flow. Second operand has 7 states, 7 states have (on average 21.142857142857142) internal successors, (148), 7 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:21,429 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:21,429 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:52:21,429 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:21,546 INFO L129 PetriNetUnfolder]: 94/176 cut-off events. [2021-04-29 07:52:21,546 INFO L130 PetriNetUnfolder]: For 721/742 co-relation queries the response was YES. [2021-04-29 07:52:21,547 INFO L84 FinitePrefix]: Finished finitePrefix Result has 864 conditions, 176 events. 94/176 cut-off events. For 721/742 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 621 event pairs, 6 based on Foata normal form. 17/193 useless extension candidates. Maximal degree in co-relation 801. Up to 117 conditions per place. [2021-04-29 07:52:21,549 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 28 selfloop transitions, 20 changer transitions 0/55 dead transitions. [2021-04-29 07:52:21,549 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 56 places, 55 transitions, 598 flow [2021-04-29 07:52:21,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-29 07:52:21,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-29 07:52:21,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 167 transitions. [2021-04-29 07:52:21,551 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.47714285714285715 [2021-04-29 07:52:21,551 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 167 transitions. [2021-04-29 07:52:21,551 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 167 transitions. [2021-04-29 07:52:21,551 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:21,551 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 167 transitions. [2021-04-29 07:52:21,552 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) [2021-04-29 07:52:21,553 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 50.0) internal successors, (400), 8 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:21,553 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 50.0) internal successors, (400), 8 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:21,553 INFO L185 Difference]: Start difference. First operand has 50 places, 47 transitions, 424 flow. Second operand 7 states and 167 transitions. [2021-04-29 07:52:21,553 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 56 places, 55 transitions, 598 flow [2021-04-29 07:52:21,559 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 55 transitions, 580 flow, removed 9 selfloop flow, removed 0 redundant places. [2021-04-29 07:52:21,561 INFO L241 Difference]: Finished difference. Result has 58 places, 50 transitions, 484 flow [2021-04-29 07:52:21,562 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=406, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=29, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=484, PETRI_PLACES=58, PETRI_TRANSITIONS=50} [2021-04-29 07:52:21,562 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 22 predicate places. [2021-04-29 07:52:21,562 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:21,562 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 58 places, 50 transitions, 484 flow [2021-04-29 07:52:21,562 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 58 places, 50 transitions, 484 flow [2021-04-29 07:52:21,563 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 58 places, 50 transitions, 484 flow [2021-04-29 07:52:21,582 INFO L129 PetriNetUnfolder]: 60/141 cut-off events. [2021-04-29 07:52:21,583 INFO L130 PetriNetUnfolder]: For 463/475 co-relation queries the response was YES. [2021-04-29 07:52:21,584 INFO L84 FinitePrefix]: Finished finitePrefix Result has 577 conditions, 141 events. 60/141 cut-off events. For 463/475 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 555 event pairs, 0 based on Foata normal form. 3/141 useless extension candidates. Maximal degree in co-relation 510. Up to 61 conditions per place. [2021-04-29 07:52:21,585 INFO L146 LiptonReduction]: Number of co-enabled transitions 128 [2021-04-29 07:52:21,592 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:21,592 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:21,592 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 30 [2021-04-29 07:52:21,593 INFO L480 AbstractCegarLoop]: Abstraction has has 58 places, 50 transitions, 484 flow [2021-04-29 07:52:21,593 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 21.142857142857142) internal successors, (148), 7 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:21,593 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:21,593 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:21,806 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:21,807 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:21,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:21,808 INFO L82 PathProgramCache]: Analyzing trace with hash -678182178, now seen corresponding path program 2 times [2021-04-29 07:52:21,808 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:21,808 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034079814] [2021-04-29 07:52:21,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:21,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:21,837 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:21,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:21,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:21,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,854 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:21,855 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034079814] [2021-04-29 07:52:21,855 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1901273587] [2021-04-29 07:52:21,857 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 [2021-04-29 07:52:21,895 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 07:52:21,895 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:52:21,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2021-04-29 07:52:21,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:52:21,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:21,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:21,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:21,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:21,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:21,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:21,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 07:52:21,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:21,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:21,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:21,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:21,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:21,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:21,942 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:52:21,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:21,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:21,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:21,956 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:52:21,956 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-04-29 07:52:21,957 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262673577] [2021-04-29 07:52:21,957 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-29 07:52:21,957 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:21,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-29 07:52:21,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-04-29 07:52:21,958 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 21 out of 50 [2021-04-29 07:52:21,959 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 50 transitions, 484 flow. Second operand has 5 states, 5 states have (on average 22.4) internal successors, (112), 5 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:21,959 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:21,959 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 21 of 50 [2021-04-29 07:52:21,959 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:22,039 INFO L129 PetriNetUnfolder]: 86/169 cut-off events. [2021-04-29 07:52:22,040 INFO L130 PetriNetUnfolder]: For 808/829 co-relation queries the response was YES. [2021-04-29 07:52:22,041 INFO L84 FinitePrefix]: Finished finitePrefix Result has 861 conditions, 169 events. 86/169 cut-off events. For 808/829 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 592 event pairs, 12 based on Foata normal form. 21/190 useless extension candidates. Maximal degree in co-relation 797. Up to 99 conditions per place. [2021-04-29 07:52:22,043 INFO L132 encePairwiseOnDemand]: 46/50 looper letters, 36 selfloop transitions, 14 changer transitions 0/57 dead transitions. [2021-04-29 07:52:22,043 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 57 transitions, 644 flow [2021-04-29 07:52:22,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-29 07:52:22,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-29 07:52:22,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 103 transitions. [2021-04-29 07:52:22,045 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.515 [2021-04-29 07:52:22,045 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 103 transitions. [2021-04-29 07:52:22,045 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 103 transitions. [2021-04-29 07:52:22,045 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:22,045 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 103 transitions. [2021-04-29 07:52:22,046 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) [2021-04-29 07:52:22,046 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 50.0) internal successors, (250), 5 states have internal predecessors, (250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:22,047 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 50.0) internal successors, (250), 5 states have internal predecessors, (250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:22,047 INFO L185 Difference]: Start difference. First operand has 58 places, 50 transitions, 484 flow. Second operand 4 states and 103 transitions. [2021-04-29 07:52:22,047 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 57 transitions, 644 flow [2021-04-29 07:52:22,053 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 57 transitions, 616 flow, removed 2 selfloop flow, removed 3 redundant places. [2021-04-29 07:52:22,055 INFO L241 Difference]: Finished difference. Result has 59 places, 51 transitions, 509 flow [2021-04-29 07:52:22,055 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=456, PETRI_DIFFERENCE_MINUEND_PLACES=55, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=50, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=36, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=509, PETRI_PLACES=59, PETRI_TRANSITIONS=51} [2021-04-29 07:52:22,056 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 23 predicate places. [2021-04-29 07:52:22,056 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:22,056 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 59 places, 51 transitions, 509 flow [2021-04-29 07:52:22,056 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 59 places, 51 transitions, 509 flow [2021-04-29 07:52:22,057 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 59 places, 51 transitions, 509 flow [2021-04-29 07:52:22,075 INFO L129 PetriNetUnfolder]: 53/127 cut-off events. [2021-04-29 07:52:22,076 INFO L130 PetriNetUnfolder]: For 515/525 co-relation queries the response was YES. [2021-04-29 07:52:22,077 INFO L84 FinitePrefix]: Finished finitePrefix Result has 569 conditions, 127 events. 53/127 cut-off events. For 515/525 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 476 event pairs, 0 based on Foata normal form. 3/128 useless extension candidates. Maximal degree in co-relation 507. Up to 56 conditions per place. [2021-04-29 07:52:22,079 INFO L146 LiptonReduction]: Number of co-enabled transitions 122 [2021-04-29 07:52:22,085 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:22,085 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:22,086 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 30 [2021-04-29 07:52:22,086 INFO L480 AbstractCegarLoop]: Abstraction has has 59 places, 51 transitions, 509 flow [2021-04-29 07:52:22,087 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 22.4) internal successors, (112), 5 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:22,087 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:22,087 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:22,300 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:22,301 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:22,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:22,302 INFO L82 PathProgramCache]: Analyzing trace with hash 1155999645, now seen corresponding path program 6 times [2021-04-29 07:52:22,302 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:22,303 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381850538] [2021-04-29 07:52:22,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:22,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:22,322 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:52:22,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:22,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:22,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:22,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:22,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:22,340 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381850538] [2021-04-29 07:52:22,340 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 07:52:22,340 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-29 07:52:22,340 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736828034] [2021-04-29 07:52:22,341 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-29 07:52:22,341 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:22,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-29 07:52:22,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-04-29 07:52:22,342 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:52:22,342 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 51 transitions, 509 flow. Second operand has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:22,343 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:22,343 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:52:22,343 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:22,452 INFO L129 PetriNetUnfolder]: 91/178 cut-off events. [2021-04-29 07:52:22,452 INFO L130 PetriNetUnfolder]: For 1012/1049 co-relation queries the response was YES. [2021-04-29 07:52:22,453 INFO L84 FinitePrefix]: Finished finitePrefix Result has 906 conditions, 178 events. 91/178 cut-off events. For 1012/1049 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 665 event pairs, 4 based on Foata normal form. 22/200 useless extension candidates. Maximal degree in co-relation 837. Up to 79 conditions per place. [2021-04-29 07:52:22,456 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 44 selfloop transitions, 19 changer transitions 1/71 dead transitions. [2021-04-29 07:52:22,456 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 66 places, 71 transitions, 827 flow [2021-04-29 07:52:22,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-29 07:52:22,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-29 07:52:22,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 187 transitions. [2021-04-29 07:52:22,458 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4675 [2021-04-29 07:52:22,458 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 187 transitions. [2021-04-29 07:52:22,459 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 187 transitions. [2021-04-29 07:52:22,459 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:22,459 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 187 transitions. [2021-04-29 07:52:22,460 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 23.375) internal successors, (187), 8 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:22,461 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 50.0) internal successors, (450), 9 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:22,462 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 50.0) internal successors, (450), 9 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:22,462 INFO L185 Difference]: Start difference. First operand has 59 places, 51 transitions, 509 flow. Second operand 8 states and 187 transitions. [2021-04-29 07:52:22,462 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 66 places, 71 transitions, 827 flow [2021-04-29 07:52:22,469 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 64 places, 71 transitions, 796 flow, removed 5 selfloop flow, removed 2 redundant places. [2021-04-29 07:52:22,471 INFO L241 Difference]: Finished difference. Result has 67 places, 56 transitions, 587 flow [2021-04-29 07:52:22,472 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=461, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=50, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=32, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=587, PETRI_PLACES=67, PETRI_TRANSITIONS=56} [2021-04-29 07:52:22,472 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 31 predicate places. [2021-04-29 07:52:22,472 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:22,472 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 67 places, 56 transitions, 587 flow [2021-04-29 07:52:22,473 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 67 places, 56 transitions, 587 flow [2021-04-29 07:52:22,474 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 66 places, 56 transitions, 587 flow [2021-04-29 07:52:22,493 INFO L129 PetriNetUnfolder]: 59/127 cut-off events. [2021-04-29 07:52:22,493 INFO L130 PetriNetUnfolder]: For 633/638 co-relation queries the response was YES. [2021-04-29 07:52:22,494 INFO L84 FinitePrefix]: Finished finitePrefix Result has 604 conditions, 127 events. 59/127 cut-off events. For 633/638 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 470 event pairs, 0 based on Foata normal form. 3/128 useless extension candidates. Maximal degree in co-relation 542. Up to 62 conditions per place. [2021-04-29 07:52:22,496 INFO L146 LiptonReduction]: Number of co-enabled transitions 118 [2021-04-29 07:52:22,505 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:22,505 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:22,506 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 34 [2021-04-29 07:52:22,506 INFO L480 AbstractCegarLoop]: Abstraction has has 66 places, 56 transitions, 587 flow [2021-04-29 07:52:22,506 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:22,507 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:22,507 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:22,507 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-04-29 07:52:22,507 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:22,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:22,508 INFO L82 PathProgramCache]: Analyzing trace with hash -249679828, now seen corresponding path program 2 times [2021-04-29 07:52:22,508 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:22,508 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407305374] [2021-04-29 07:52:22,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:22,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:22,527 INFO L142 QuantifierPusher]: treesize reduction 8, result has 61.9 percent of original size [2021-04-29 07:52:22,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 07:52:22,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:22,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:22,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:22,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:22,547 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407305374] [2021-04-29 07:52:22,548 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [140049941] [2021-04-29 07:52:22,548 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-04-29 07:52:22,581 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 07:52:22,581 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:52:22,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 5 conjunts are in the unsatisfiable core [2021-04-29 07:52:22,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:22,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:22,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,586 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:22,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:22,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:22,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:22,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:22,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:22,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:22,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:22,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:22,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:22,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:22,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:22,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:22,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:22,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:22,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:22,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:22,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:22,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:22,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:22,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:22,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:22,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:22,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:22,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:22,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:22,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:22,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:22,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:22,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:22,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:22,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:22,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:22,649 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 07:52:22,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:22,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:22,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:22,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 07:52:22,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:22,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:22,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:22,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:22,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:22,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:22,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:22,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:22,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:22,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:22,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:22,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:22,667 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:22,667 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:52:22,667 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 6 [2021-04-29 07:52:22,667 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654977625] [2021-04-29 07:52:22,668 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-29 07:52:22,668 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:22,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-29 07:52:22,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-04-29 07:52:22,669 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:52:22,669 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 66 places, 56 transitions, 587 flow. Second operand has 7 states, 7 states have (on average 21.428571428571427) internal successors, (150), 7 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:22,669 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:22,670 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:52:22,670 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:22,753 INFO L129 PetriNetUnfolder]: 88/161 cut-off events. [2021-04-29 07:52:22,754 INFO L130 PetriNetUnfolder]: For 1190/1264 co-relation queries the response was YES. [2021-04-29 07:52:22,755 INFO L84 FinitePrefix]: Finished finitePrefix Result has 912 conditions, 161 events. 88/161 cut-off events. For 1190/1264 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 530 event pairs, 9 based on Foata normal form. 34/193 useless extension candidates. Maximal degree in co-relation 852. Up to 106 conditions per place. [2021-04-29 07:52:22,757 INFO L132 encePairwiseOnDemand]: 45/50 looper letters, 36 selfloop transitions, 17 changer transitions 0/60 dead transitions. [2021-04-29 07:52:22,757 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 60 transitions, 717 flow [2021-04-29 07:52:22,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-29 07:52:22,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-29 07:52:22,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 123 transitions. [2021-04-29 07:52:22,758 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.492 [2021-04-29 07:52:22,759 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 123 transitions. [2021-04-29 07:52:22,759 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 123 transitions. [2021-04-29 07:52:22,759 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:22,759 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 123 transitions. [2021-04-29 07:52:22,760 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 24.6) internal successors, (123), 5 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:22,760 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 50.0) internal successors, (300), 6 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:22,761 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 50.0) internal successors, (300), 6 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:22,761 INFO L185 Difference]: Start difference. First operand has 66 places, 56 transitions, 587 flow. Second operand 5 states and 123 transitions. [2021-04-29 07:52:22,761 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 60 transitions, 717 flow [2021-04-29 07:52:22,768 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 66 places, 60 transitions, 679 flow, removed 6 selfloop flow, removed 4 redundant places. [2021-04-29 07:52:22,771 INFO L241 Difference]: Finished difference. Result has 68 places, 54 transitions, 580 flow [2021-04-29 07:52:22,771 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=499, PETRI_DIFFERENCE_MINUEND_PLACES=62, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=36, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=580, PETRI_PLACES=68, PETRI_TRANSITIONS=54} [2021-04-29 07:52:22,771 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 32 predicate places. [2021-04-29 07:52:22,771 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:22,772 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 68 places, 54 transitions, 580 flow [2021-04-29 07:52:22,772 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 68 places, 54 transitions, 580 flow [2021-04-29 07:52:22,773 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 68 places, 54 transitions, 580 flow [2021-04-29 07:52:22,792 INFO L129 PetriNetUnfolder]: 58/122 cut-off events. [2021-04-29 07:52:22,793 INFO L130 PetriNetUnfolder]: For 625/641 co-relation queries the response was YES. [2021-04-29 07:52:22,794 INFO L84 FinitePrefix]: Finished finitePrefix Result has 619 conditions, 122 events. 58/122 cut-off events. For 625/641 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 403 event pairs, 1 based on Foata normal form. 5/125 useless extension candidates. Maximal degree in co-relation 559. Up to 63 conditions per place. [2021-04-29 07:52:22,796 INFO L146 LiptonReduction]: Number of co-enabled transitions 114 [2021-04-29 07:52:22,804 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:22,805 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:22,805 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 34 [2021-04-29 07:52:22,805 INFO L480 AbstractCegarLoop]: Abstraction has has 68 places, 54 transitions, 580 flow [2021-04-29 07:52:22,806 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 21.428571428571427) internal successors, (150), 7 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:22,806 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:22,806 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:23,021 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:23,022 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:23,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:23,022 INFO L82 PathProgramCache]: Analyzing trace with hash -772209514, now seen corresponding path program 1 times [2021-04-29 07:52:23,022 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:23,022 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305807159] [2021-04-29 07:52:23,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:23,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:23,076 INFO L142 QuantifierPusher]: treesize reduction 9, result has 77.5 percent of original size [2021-04-29 07:52:23,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 07:52:23,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-04-29 07:52:23,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 07:52:23,223 INFO L142 QuantifierPusher]: treesize reduction 13, result has 60.6 percent of original size [2021-04-29 07:52:23,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 07:52:23,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:23,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:23,269 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305807159] [2021-04-29 07:52:23,269 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [812733236] [2021-04-29 07:52:23,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:23,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:23,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 11 conjunts are in the unsatisfiable core [2021-04-29 07:52:23,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:52:23,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:23,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:23,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:23,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:23,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:23,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:23,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:23,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:23,327 INFO L142 QuantifierPusher]: treesize reduction 5, result has 87.5 percent of original size [2021-04-29 07:52:23,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:23,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:23,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:23,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:23,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:23,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:23,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:23,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:23,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:23,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:23,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:23,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:23,374 INFO L142 QuantifierPusher]: treesize reduction 5, result has 91.7 percent of original size [2021-04-29 07:52:23,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 07:52:23,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:23,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 07:52:23,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 07:52:23,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,385 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:23,390 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:23,392 INFO L142 QuantifierPusher]: treesize reduction 37, result has 40.3 percent of original size [2021-04-29 07:52:23,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:23,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:23,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:23,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:23,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:23,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:23,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:23,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:23,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:23,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:23,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:23,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:23,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:23,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:23,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:23,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:23,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:23,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:23,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:23,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:23,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:23,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:23,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:23,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:23,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:23,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:23,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:23,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:23,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:23,454 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:52:23,454 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3] total 8 [2021-04-29 07:52:23,454 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75512258] [2021-04-29 07:52:23,455 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 07:52:23,455 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:23,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 07:52:23,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-04-29 07:52:23,456 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 50 [2021-04-29 07:52:23,456 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 54 transitions, 580 flow. Second operand has 10 states, 10 states have (on average 15.4) internal successors, (154), 10 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:23,456 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:23,456 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 50 [2021-04-29 07:52:23,457 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:23,768 INFO L129 PetriNetUnfolder]: 137/267 cut-off events. [2021-04-29 07:52:23,768 INFO L130 PetriNetUnfolder]: For 2003/2141 co-relation queries the response was YES. [2021-04-29 07:52:23,770 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1525 conditions, 267 events. 137/267 cut-off events. For 2003/2141 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 1144 event pairs, 5 based on Foata normal form. 44/309 useless extension candidates. Maximal degree in co-relation 1436. Up to 156 conditions per place. [2021-04-29 07:52:23,773 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 45 selfloop transitions, 48 changer transitions 0/99 dead transitions. [2021-04-29 07:52:23,774 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 99 transitions, 1267 flow [2021-04-29 07:52:23,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-29 07:52:23,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-29 07:52:23,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 149 transitions. [2021-04-29 07:52:23,775 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3725 [2021-04-29 07:52:23,776 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 149 transitions. [2021-04-29 07:52:23,776 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 149 transitions. [2021-04-29 07:52:23,776 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:23,776 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 149 transitions. [2021-04-29 07:52:23,777 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 18.625) internal successors, (149), 8 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:23,778 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 50.0) internal successors, (450), 9 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:23,778 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 50.0) internal successors, (450), 9 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:23,778 INFO L185 Difference]: Start difference. First operand has 68 places, 54 transitions, 580 flow. Second operand 8 states and 149 transitions. [2021-04-29 07:52:23,778 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 99 transitions, 1267 flow [2021-04-29 07:52:23,788 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 73 places, 99 transitions, 1235 flow, removed 3 selfloop flow, removed 2 redundant places. [2021-04-29 07:52:23,791 INFO L241 Difference]: Finished difference. Result has 78 places, 88 transitions, 1163 flow [2021-04-29 07:52:23,791 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=556, PETRI_DIFFERENCE_MINUEND_PLACES=66, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=54, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=19, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=1163, PETRI_PLACES=78, PETRI_TRANSITIONS=88} [2021-04-29 07:52:23,791 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 42 predicate places. [2021-04-29 07:52:23,791 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:23,792 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 78 places, 88 transitions, 1163 flow [2021-04-29 07:52:23,792 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 78 places, 88 transitions, 1163 flow [2021-04-29 07:52:23,793 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 78 places, 88 transitions, 1163 flow [2021-04-29 07:52:23,823 INFO L129 PetriNetUnfolder]: 96/200 cut-off events. [2021-04-29 07:52:23,823 INFO L130 PetriNetUnfolder]: For 1626/1684 co-relation queries the response was YES. [2021-04-29 07:52:23,824 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1165 conditions, 200 events. 96/200 cut-off events. For 1626/1684 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 815 event pairs, 0 based on Foata normal form. 10/206 useless extension candidates. Maximal degree in co-relation 1077. Up to 106 conditions per place. [2021-04-29 07:52:23,827 INFO L146 LiptonReduction]: Number of co-enabled transitions 174 [2021-04-29 07:52:23,845 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:23,845 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:23,845 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 54 [2021-04-29 07:52:23,846 INFO L480 AbstractCegarLoop]: Abstraction has has 78 places, 88 transitions, 1163 flow [2021-04-29 07:52:23,846 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 15.4) internal successors, (154), 10 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:23,846 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:23,847 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:24,060 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:24,060 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:24,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:24,061 INFO L82 PathProgramCache]: Analyzing trace with hash -1623722996, now seen corresponding path program 1 times [2021-04-29 07:52:24,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:24,062 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564123653] [2021-04-29 07:52:24,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:24,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:24,111 INFO L142 QuantifierPusher]: treesize reduction 53, result has 42.4 percent of original size [2021-04-29 07:52:24,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 07:52:24,173 INFO L142 QuantifierPusher]: treesize reduction 27, result has 65.4 percent of original size [2021-04-29 07:52:24,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-04-29 07:52:24,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 07:52:24,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:24,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:24,297 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564123653] [2021-04-29 07:52:24,297 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2140010839] [2021-04-29 07:52:24,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:24,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:24,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 14 conjunts are in the unsatisfiable core [2021-04-29 07:52:24,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:52:24,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:24,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:24,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:24,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:24,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:24,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:24,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:24,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:24,382 INFO L142 QuantifierPusher]: treesize reduction 5, result has 89.1 percent of original size [2021-04-29 07:52:24,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:24,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:24,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:24,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:24,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:24,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:24,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:24,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:24,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:24,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:24,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:24,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:24,454 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.2 percent of original size [2021-04-29 07:52:24,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 07:52:24,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,473 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:24,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 07:52:24,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 07:52:24,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 07:52:24,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 07:52:24,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 07:52:24,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 07:52:24,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 07:52:24,526 INFO L142 QuantifierPusher]: treesize reduction 5, result has 91.5 percent of original size [2021-04-29 07:52:24,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 07:52:24,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-04-29 07:52:24,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-04-29 07:52:24,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-04-29 07:52:24,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,551 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:24,553 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,558 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:24,559 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:24,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:24,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 07:52:24,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:24,569 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:24,571 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:24,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:24,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 07:52:24,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:24,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-04-29 07:52:24,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 07:52:24,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-04-29 07:52:24,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,590 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 07:52:24,592 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:24,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:24,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 07:52:24,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 07:52:24,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:24,611 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 07:52:24,614 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,625 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:24,627 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:24,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:24,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 07:52:24,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:24,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 07:52:24,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:24,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:24,644 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 07:52:24,645 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-04-29 07:52:24,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,659 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:24,661 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:24,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:24,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 07:52:24,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:24,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 07:52:24,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:24,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:24,680 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 07:52:24,685 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:24,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:24,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:24,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:24,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:24,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:24,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:24,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:24,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:24,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:24,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:24,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:24,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:24,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:24,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:24,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:24,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:24,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:24,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:24,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:24,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:24,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:24,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:24,713 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:52:24,714 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2021-04-29 07:52:24,714 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528511833] [2021-04-29 07:52:24,714 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-29 07:52:24,714 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:24,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-29 07:52:24,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-04-29 07:52:24,716 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 50 [2021-04-29 07:52:24,716 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 78 places, 88 transitions, 1163 flow. Second operand has 9 states, 9 states have (on average 15.333333333333334) internal successors, (138), 9 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:24,716 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:24,716 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 50 [2021-04-29 07:52:24,716 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:24,933 INFO L129 PetriNetUnfolder]: 141/279 cut-off events. [2021-04-29 07:52:24,933 INFO L130 PetriNetUnfolder]: For 2706/2784 co-relation queries the response was YES. [2021-04-29 07:52:24,936 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1809 conditions, 279 events. 141/279 cut-off events. For 2706/2784 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 1228 event pairs, 18 based on Foata normal form. 31/308 useless extension candidates. Maximal degree in co-relation 1707. Up to 215 conditions per place. [2021-04-29 07:52:24,939 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 67 selfloop transitions, 25 changer transitions 0/98 dead transitions. [2021-04-29 07:52:24,940 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 83 places, 98 transitions, 1476 flow [2021-04-29 07:52:24,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-29 07:52:24,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-04-29 07:52:24,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 111 transitions. [2021-04-29 07:52:24,941 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.37 [2021-04-29 07:52:24,941 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 111 transitions. [2021-04-29 07:52:24,942 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 111 transitions. [2021-04-29 07:52:24,942 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:24,942 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 111 transitions. [2021-04-29 07:52:24,943 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 18.5) internal successors, (111), 6 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:24,943 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 50.0) internal successors, (350), 7 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:24,944 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 50.0) internal successors, (350), 7 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:24,944 INFO L185 Difference]: Start difference. First operand has 78 places, 88 transitions, 1163 flow. Second operand 6 states and 111 transitions. [2021-04-29 07:52:24,944 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 83 places, 98 transitions, 1476 flow [2021-04-29 07:52:24,961 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 98 transitions, 1372 flow, removed 47 selfloop flow, removed 2 redundant places. [2021-04-29 07:52:24,966 INFO L241 Difference]: Finished difference. Result has 82 places, 92 transitions, 1177 flow [2021-04-29 07:52:24,967 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=1061, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=88, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=21, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=63, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1177, PETRI_PLACES=82, PETRI_TRANSITIONS=92} [2021-04-29 07:52:24,967 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 46 predicate places. [2021-04-29 07:52:24,967 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:24,967 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 82 places, 92 transitions, 1177 flow [2021-04-29 07:52:24,968 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 82 places, 92 transitions, 1177 flow [2021-04-29 07:52:24,969 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 82 places, 92 transitions, 1177 flow [2021-04-29 07:52:25,007 INFO L129 PetriNetUnfolder]: 103/222 cut-off events. [2021-04-29 07:52:25,008 INFO L130 PetriNetUnfolder]: For 1568/1612 co-relation queries the response was YES. [2021-04-29 07:52:25,010 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1229 conditions, 222 events. 103/222 cut-off events. For 1568/1612 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 992 event pairs, 0 based on Foata normal form. 10/227 useless extension candidates. Maximal degree in co-relation 1134. Up to 85 conditions per place. [2021-04-29 07:52:25,013 INFO L146 LiptonReduction]: Number of co-enabled transitions 182 [2021-04-29 07:52:25,033 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:25,033 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:25,033 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 66 [2021-04-29 07:52:25,036 INFO L480 AbstractCegarLoop]: Abstraction has has 82 places, 92 transitions, 1177 flow [2021-04-29 07:52:25,036 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 15.333333333333334) internal successors, (138), 9 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:25,036 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:25,036 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:25,250 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-04-29 07:52:25,251 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:25,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:25,251 INFO L82 PathProgramCache]: Analyzing trace with hash -442017026, now seen corresponding path program 2 times [2021-04-29 07:52:25,251 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:25,252 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980551597] [2021-04-29 07:52:25,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:25,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:25,298 INFO L142 QuantifierPusher]: treesize reduction 33, result has 53.5 percent of original size [2021-04-29 07:52:25,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-04-29 07:52:25,345 INFO L142 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-04-29 07:52:25,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-04-29 07:52:25,394 INFO L142 QuantifierPusher]: treesize reduction 14, result has 78.1 percent of original size [2021-04-29 07:52:25,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 07:52:25,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:25,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:25,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:25,485 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980551597] [2021-04-29 07:52:25,485 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [407518336] [2021-04-29 07:52:25,485 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:25,521 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 07:52:25,521 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:52:25,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 15 conjunts are in the unsatisfiable core [2021-04-29 07:52:25,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:52:25,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 07:52:25,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:25,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:25,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:25,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:25,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:25,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:25,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:25,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:25,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:25,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:25,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:25,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:25,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:25,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:25,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:25,560 INFO L142 QuantifierPusher]: treesize reduction 5, result has 88.9 percent of original size [2021-04-29 07:52:25,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 07:52:25,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 07:52:25,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 07:52:25,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 07:52:25,597 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.1 percent of original size [2021-04-29 07:52:25,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 07:52:25,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:25,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 07:52:25,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 07:52:25,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 07:52:25,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 07:52:25,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 07:52:25,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 07:52:25,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 07:52:25,642 INFO L142 QuantifierPusher]: treesize reduction 5, result has 92.2 percent of original size [2021-04-29 07:52:25,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 07:52:25,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-04-29 07:52:25,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 07:52:25,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-04-29 07:52:25,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,658 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:25,659 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,661 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:25,662 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:25,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:25,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 07:52:25,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:25,672 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:25,673 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:25,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:25,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 07:52:25,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:25,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-04-29 07:52:25,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 07:52:25,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-04-29 07:52:25,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,691 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 07:52:25,693 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:25,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:25,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 07:52:25,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 07:52:25,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:25,704 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 07:52:25,705 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,711 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:25,712 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:25,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:25,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 07:52:25,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:25,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 07:52:25,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:25,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:25,723 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 07:52:25,724 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:25,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,733 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:25,734 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:25,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:25,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 07:52:25,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:25,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 07:52:25,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:25,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:25,749 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 07:52:25,750 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:25,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-04-29 07:52:25,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:25,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:25,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:25,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:25,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:25,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:25,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:25,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:25,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:25,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:25,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:25,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:25,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:25,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:25,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:25,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:25,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:25,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:25,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:25,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:25,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:25,774 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:52:25,774 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2021-04-29 07:52:25,774 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119202568] [2021-04-29 07:52:25,774 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-29 07:52:25,775 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:25,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-29 07:52:25,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-04-29 07:52:25,776 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 50 [2021-04-29 07:52:25,776 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 82 places, 92 transitions, 1177 flow. Second operand has 9 states, 9 states have (on average 15.222222222222221) internal successors, (137), 9 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:25,776 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:25,776 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 50 [2021-04-29 07:52:25,776 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:26,303 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2021-04-29 07:52:26,444 INFO L129 PetriNetUnfolder]: 155/312 cut-off events. [2021-04-29 07:52:26,444 INFO L130 PetriNetUnfolder]: For 2662/2709 co-relation queries the response was YES. [2021-04-29 07:52:26,447 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1957 conditions, 312 events. 155/312 cut-off events. For 2662/2709 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 1452 event pairs, 17 based on Foata normal form. 25/337 useless extension candidates. Maximal degree in co-relation 1840. Up to 232 conditions per place. [2021-04-29 07:52:26,452 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 71 selfloop transitions, 43 changer transitions 0/120 dead transitions. [2021-04-29 07:52:26,452 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 120 transitions, 1768 flow [2021-04-29 07:52:26,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-29 07:52:26,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-04-29 07:52:26,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 181 transitions. [2021-04-29 07:52:26,455 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.362 [2021-04-29 07:52:26,455 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 181 transitions. [2021-04-29 07:52:26,455 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 181 transitions. [2021-04-29 07:52:26,455 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:26,455 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 181 transitions. [2021-04-29 07:52:26,456 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 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) [2021-04-29 07:52:26,458 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 50.0) internal successors, (550), 11 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) [2021-04-29 07:52:26,458 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 50.0) internal successors, (550), 11 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) [2021-04-29 07:52:26,458 INFO L185 Difference]: Start difference. First operand has 82 places, 92 transitions, 1177 flow. Second operand 10 states and 181 transitions. [2021-04-29 07:52:26,458 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 120 transitions, 1768 flow [2021-04-29 07:52:26,478 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 120 transitions, 1631 flow, removed 20 selfloop flow, removed 4 redundant places. [2021-04-29 07:52:26,482 INFO L241 Difference]: Finished difference. Result has 90 places, 114 transitions, 1482 flow [2021-04-29 07:52:26,483 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=1065, PETRI_DIFFERENCE_MINUEND_PLACES=78, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=92, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=25, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=57, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1482, PETRI_PLACES=90, PETRI_TRANSITIONS=114} [2021-04-29 07:52:26,483 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 54 predicate places. [2021-04-29 07:52:26,483 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:26,484 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 90 places, 114 transitions, 1482 flow [2021-04-29 07:52:26,484 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 90 places, 114 transitions, 1482 flow [2021-04-29 07:52:26,487 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 90 places, 114 transitions, 1482 flow [2021-04-29 07:52:26,526 INFO L129 PetriNetUnfolder]: 114/246 cut-off events. [2021-04-29 07:52:26,526 INFO L130 PetriNetUnfolder]: For 1768/1790 co-relation queries the response was YES. [2021-04-29 07:52:26,528 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1456 conditions, 246 events. 114/246 cut-off events. For 1768/1790 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 1136 event pairs, 0 based on Foata normal form. 7/252 useless extension candidates. Maximal degree in co-relation 1345. Up to 85 conditions per place. [2021-04-29 07:52:26,532 INFO L146 LiptonReduction]: Number of co-enabled transitions 204 [2021-04-29 07:52:26,562 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:26,562 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:26,562 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 79 [2021-04-29 07:52:26,563 INFO L480 AbstractCegarLoop]: Abstraction has has 90 places, 114 transitions, 1482 flow [2021-04-29 07:52:26,563 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 15.222222222222221) internal successors, (137), 9 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:26,563 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:26,563 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:26,777 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:26,778 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:26,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:26,779 INFO L82 PathProgramCache]: Analyzing trace with hash -677170020, now seen corresponding path program 3 times [2021-04-29 07:52:26,779 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:26,780 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123932321] [2021-04-29 07:52:26,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:26,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:26,833 INFO L142 QuantifierPusher]: treesize reduction 25, result has 51.0 percent of original size [2021-04-29 07:52:26,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 07:52:26,860 INFO L142 QuantifierPusher]: treesize reduction 9, result has 84.7 percent of original size [2021-04-29 07:52:26,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 07:52:26,902 INFO L142 QuantifierPusher]: treesize reduction 5, result has 87.2 percent of original size [2021-04-29 07:52:26,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 07:52:26,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:26,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 07:52:26,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:26,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:26,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:26,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:26,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:26,974 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123932321] [2021-04-29 07:52:26,975 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1894696459] [2021-04-29 07:52:26,975 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:27,007 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-04-29 07:52:27,007 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:52:27,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 14 conjunts are in the unsatisfiable core [2021-04-29 07:52:27,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:52:27,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:27,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:27,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:27,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:27,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:27,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:27,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:27,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:27,035 INFO L142 QuantifierPusher]: treesize reduction 5, result has 89.1 percent of original size [2021-04-29 07:52:27,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:27,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:27,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:27,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:27,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:27,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:27,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:27,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:27,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:27,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:27,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:27,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:27,084 INFO L142 QuantifierPusher]: treesize reduction 5, result has 91.9 percent of original size [2021-04-29 07:52:27,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-04-29 07:52:27,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 07:52:27,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-04-29 07:52:27,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,091 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:27,092 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,094 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:27,095 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:27,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:27,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 07:52:27,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:27,106 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:27,107 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:27,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:27,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 07:52:27,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:27,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-04-29 07:52:27,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 07:52:27,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-04-29 07:52:27,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 07:52:27,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 07:52:27,186 INFO L354 Elim1Store]: treesize reduction 14, result has 48.1 percent of original size [2021-04-29 07:52:27,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 17 treesize of output 19 [2021-04-29 07:52:27,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-29 07:52:27,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-29 07:52:27,191 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-04-29 07:52:27,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 07:52:27,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 07:52:27,222 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 17 treesize of output 33 [2021-04-29 07:52:27,223 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.1 percent of original size [2021-04-29 07:52:27,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,226 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 07:52:27,227 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,230 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:27,231 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:52:27,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 07:52:27,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 07:52:27,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,237 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:27,238 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,241 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 07:52:27,242 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,243 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-04-29 07:52:27,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:52:27,245 INFO L147 QuantifierPusher]: treesize reduction 13, result has 38.1 percent of original size 8 [2021-04-29 07:52:27,246 INFO L147 QuantifierPusher]: treesize reduction 13, result has 38.1 percent of original size 8 [2021-04-29 07:52:27,247 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-04-29 07:52:27,247 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,249 INFO L142 QuantifierPusher]: treesize reduction 8, result has 84.0 percent of original size [2021-04-29 07:52:27,250 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:27,251 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,252 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-04-29 07:52:27,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:27,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:27,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:27,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:27,259 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-04-29 07:52:27,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 07:52:27,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 07:52:27,295 INFO L354 Elim1Store]: treesize reduction 14, result has 48.1 percent of original size [2021-04-29 07:52:27,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 17 treesize of output 19 [2021-04-29 07:52:27,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-29 07:52:27,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-29 07:52:27,300 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-04-29 07:52:27,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 07:52:27,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 07:52:27,329 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 17 treesize of output 33 [2021-04-29 07:52:27,330 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.1 percent of original size [2021-04-29 07:52:27,332 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,333 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:27,334 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:52:27,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:52:27,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,339 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 07:52:27,342 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,343 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.9 percent of original size [2021-04-29 07:52:27,344 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:27,345 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,346 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-04-29 07:52:27,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:52:27,348 INFO L147 QuantifierPusher]: treesize reduction 9, result has 66.7 percent of original size 18 [2021-04-29 07:52:27,348 INFO L147 QuantifierPusher]: treesize reduction 9, result has 66.7 percent of original size 18 [2021-04-29 07:52:27,349 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:27,350 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,352 INFO L142 QuantifierPusher]: treesize reduction 16, result has 54.3 percent of original size [2021-04-29 07:52:27,353 INFO L147 QuantifierPusher]: treesize reduction 8, result has 11.1 percent of original size 1 [2021-04-29 07:52:27,353 INFO L147 QuantifierPusher]: treesize reduction 8, result has 11.1 percent of original size 1 [2021-04-29 07:52:27,354 INFO L142 QuantifierPusher]: treesize reduction 8, result has 11.1 percent of original size [2021-04-29 07:52:27,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:27,354 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-04-29 07:52:27,416 INFO L628 ElimStorePlain]: treesize reduction 18, result has 66.0 percent of original size [2021-04-29 07:52:27,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 07:52:27,419 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-04-29 07:52:27,419 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:109, output treesize:35 [2021-04-29 07:52:27,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 07:52:27,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 07:52:27,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 07:52:27,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 07:52:27,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 07:52:27,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 07:52:27,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 07:52:27,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 07:52:27,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 07:52:27,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 07:52:27,479 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.5 percent of original size [2021-04-29 07:52:27,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 07:52:27,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 07:52:27,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 07:52:27,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,486 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-04-29 07:52:27,488 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:27,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:27,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:27,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:27,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:27,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:27,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:27,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:27,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:27,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:27,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:27,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:27,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:27,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:27,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:27,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:27,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:27,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:27,531 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:52:27,531 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 9 [2021-04-29 07:52:27,532 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038143227] [2021-04-29 07:52:27,532 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-04-29 07:52:27,532 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:27,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-04-29 07:52:27,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2021-04-29 07:52:27,533 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 50 [2021-04-29 07:52:27,534 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 90 places, 114 transitions, 1482 flow. Second operand has 11 states, 11 states have (on average 15.272727272727273) internal successors, (168), 11 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:27,534 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:27,534 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 50 [2021-04-29 07:52:27,534 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:27,931 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 28 [2021-04-29 07:52:28,264 INFO L129 PetriNetUnfolder]: 204/407 cut-off events. [2021-04-29 07:52:28,264 INFO L130 PetriNetUnfolder]: For 3438/3459 co-relation queries the response was YES. [2021-04-29 07:52:28,267 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2642 conditions, 407 events. 204/407 cut-off events. For 3438/3459 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 2013 event pairs, 19 based on Foata normal form. 13/420 useless extension candidates. Maximal degree in co-relation 2500. Up to 268 conditions per place. [2021-04-29 07:52:28,271 INFO L132 encePairwiseOnDemand]: 42/50 looper letters, 78 selfloop transitions, 79 changer transitions 1/164 dead transitions. [2021-04-29 07:52:28,272 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 99 places, 164 transitions, 2380 flow [2021-04-29 07:52:28,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-29 07:52:28,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-04-29 07:52:28,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 192 transitions. [2021-04-29 07:52:28,273 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.384 [2021-04-29 07:52:28,273 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 192 transitions. [2021-04-29 07:52:28,274 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 192 transitions. [2021-04-29 07:52:28,274 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:28,274 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 192 transitions. [2021-04-29 07:52:28,275 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 19.2) internal successors, (192), 10 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:28,276 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 50.0) internal successors, (550), 11 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) [2021-04-29 07:52:28,276 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 50.0) internal successors, (550), 11 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) [2021-04-29 07:52:28,276 INFO L185 Difference]: Start difference. First operand has 90 places, 114 transitions, 1482 flow. Second operand 10 states and 192 transitions. [2021-04-29 07:52:28,277 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 99 places, 164 transitions, 2380 flow [2021-04-29 07:52:28,299 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 164 transitions, 2250 flow, removed 60 selfloop flow, removed 2 redundant places. [2021-04-29 07:52:28,304 INFO L241 Difference]: Finished difference. Result has 101 places, 152 transitions, 2074 flow [2021-04-29 07:52:28,304 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=1352, PETRI_DIFFERENCE_MINUEND_PLACES=88, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=114, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=51, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=50, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=2074, PETRI_PLACES=101, PETRI_TRANSITIONS=152} [2021-04-29 07:52:28,304 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 65 predicate places. [2021-04-29 07:52:28,304 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:28,305 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 101 places, 152 transitions, 2074 flow [2021-04-29 07:52:28,305 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 101 places, 152 transitions, 2074 flow [2021-04-29 07:52:28,307 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 101 places, 152 transitions, 2074 flow [2021-04-29 07:52:28,363 INFO L129 PetriNetUnfolder]: 165/353 cut-off events. [2021-04-29 07:52:28,363 INFO L130 PetriNetUnfolder]: For 3360/3378 co-relation queries the response was YES. [2021-04-29 07:52:28,366 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2206 conditions, 353 events. 165/353 cut-off events. For 3360/3378 co-relation queries the response was YES. Maximal size of possible extension queue 48. Compared 1846 event pairs, 6 based on Foata normal form. 8/360 useless extension candidates. Maximal degree in co-relation 2081. Up to 113 conditions per place. [2021-04-29 07:52:28,371 INFO L146 LiptonReduction]: Number of co-enabled transitions 230 [2021-04-29 07:52:28,399 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:28,399 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:28,399 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 95 [2021-04-29 07:52:28,400 INFO L480 AbstractCegarLoop]: Abstraction has has 101 places, 152 transitions, 2074 flow [2021-04-29 07:52:28,400 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 15.272727272727273) internal successors, (168), 11 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:28,400 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:28,400 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:28,613 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:28,614 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:28,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:28,615 INFO L82 PathProgramCache]: Analyzing trace with hash 278119742, now seen corresponding path program 4 times [2021-04-29 07:52:28,615 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:28,615 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888747803] [2021-04-29 07:52:28,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:28,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:28,667 INFO L142 QuantifierPusher]: treesize reduction 47, result has 42.0 percent of original size [2021-04-29 07:52:28,667 INFO L147 QuantifierPusher]: treesize reduction 3, result has 91.2 percent of original size 31 [2021-04-29 07:52:28,705 INFO L142 QuantifierPusher]: treesize reduction 38, result has 15.6 percent of original size [2021-04-29 07:52:28,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:28,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 07:52:28,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:28,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:28,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:28,790 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888747803] [2021-04-29 07:52:28,790 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [810695134] [2021-04-29 07:52:28,790 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:28,824 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-29 07:52:28,824 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:52:28,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 14 conjunts are in the unsatisfiable core [2021-04-29 07:52:28,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:52:28,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:28,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:28,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:28,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:28,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:28,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:28,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:28,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:28,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:28,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:28,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:28,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:28,860 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-04-29 07:52:28,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:28,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:28,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:28,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 07:52:28,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 07:52:28,883 INFO L142 QuantifierPusher]: treesize reduction 5, result has 88.4 percent of original size [2021-04-29 07:52:28,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 07:52:28,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 07:52:28,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 07:52:28,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 07:52:28,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 07:52:28,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 07:52:28,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 07:52:28,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 07:52:28,919 INFO L142 QuantifierPusher]: treesize reduction 5, result has 91.5 percent of original size [2021-04-29 07:52:28,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 07:52:28,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-04-29 07:52:28,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-04-29 07:52:28,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-04-29 07:52:28,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,931 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:28,932 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,934 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:28,935 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:28,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:28,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 07:52:28,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:28,943 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:28,944 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:28,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:28,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 07:52:28,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:28,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-04-29 07:52:28,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 07:52:28,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-04-29 07:52:28,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,956 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 07:52:28,957 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:28,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:28,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 07:52:28,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 07:52:28,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:28,967 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 07:52:28,968 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,974 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:28,975 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:28,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:28,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 07:52:28,980 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:28,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 07:52:28,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:28,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:28,989 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 07:52:28,990 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-04-29 07:52:28,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:28,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,998 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:28,999 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:28,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:29,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:29,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:29,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:29,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:29,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 07:52:29,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:29,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:29,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 07:52:29,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:29,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:29,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:29,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:29,010 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 07:52:29,011 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:29,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:29,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:29,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:29,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:29,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:29,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:29,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:29,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:29,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:29,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:29,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:29,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:29,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:29,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:29,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:29,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:29,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:29,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:29,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:29,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:29,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:29,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:29,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:29,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:29,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:29,038 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:52:29,038 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 8 [2021-04-29 07:52:29,038 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540184816] [2021-04-29 07:52:29,038 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 07:52:29,038 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:29,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 07:52:29,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-04-29 07:52:29,040 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 50 [2021-04-29 07:52:29,040 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 101 places, 152 transitions, 2074 flow. Second operand has 10 states, 10 states have (on average 15.2) internal successors, (152), 10 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) [2021-04-29 07:52:29,040 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:29,040 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 50 [2021-04-29 07:52:29,040 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:29,327 INFO L129 PetriNetUnfolder]: 205/411 cut-off events. [2021-04-29 07:52:29,327 INFO L130 PetriNetUnfolder]: For 4616/4667 co-relation queries the response was YES. [2021-04-29 07:52:29,331 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2895 conditions, 411 events. 205/411 cut-off events. For 4616/4667 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 2065 event pairs, 28 based on Foata normal form. 30/441 useless extension candidates. Maximal degree in co-relation 2742. Up to 333 conditions per place. [2021-04-29 07:52:29,336 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 137 selfloop transitions, 17 changer transitions 1/161 dead transitions. [2021-04-29 07:52:29,336 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 161 transitions, 2518 flow [2021-04-29 07:52:29,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-29 07:52:29,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-04-29 07:52:29,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 107 transitions. [2021-04-29 07:52:29,338 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3566666666666667 [2021-04-29 07:52:29,338 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 107 transitions. [2021-04-29 07:52:29,338 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 107 transitions. [2021-04-29 07:52:29,338 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:29,338 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 107 transitions. [2021-04-29 07:52:29,339 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 17.833333333333332) internal successors, (107), 6 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:29,340 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 50.0) internal successors, (350), 7 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:29,340 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 50.0) internal successors, (350), 7 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:29,340 INFO L185 Difference]: Start difference. First operand has 101 places, 152 transitions, 2074 flow. Second operand 6 states and 107 transitions. [2021-04-29 07:52:29,340 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 106 places, 161 transitions, 2518 flow [2021-04-29 07:52:29,385 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 103 places, 161 transitions, 2271 flow, removed 104 selfloop flow, removed 3 redundant places. [2021-04-29 07:52:29,390 INFO L241 Difference]: Finished difference. Result has 105 places, 158 transitions, 1990 flow [2021-04-29 07:52:29,390 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=1876, PETRI_DIFFERENCE_MINUEND_PLACES=98, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=152, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=135, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1990, PETRI_PLACES=105, PETRI_TRANSITIONS=158} [2021-04-29 07:52:29,390 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 69 predicate places. [2021-04-29 07:52:29,390 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:29,391 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 105 places, 158 transitions, 1990 flow [2021-04-29 07:52:29,391 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 105 places, 158 transitions, 1990 flow [2021-04-29 07:52:29,393 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 105 places, 158 transitions, 1990 flow [2021-04-29 07:52:29,445 INFO L129 PetriNetUnfolder]: 166/354 cut-off events. [2021-04-29 07:52:29,446 INFO L130 PetriNetUnfolder]: For 3082/3099 co-relation queries the response was YES. [2021-04-29 07:52:29,448 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2093 conditions, 354 events. 166/354 cut-off events. For 3082/3099 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 1827 event pairs, 7 based on Foata normal form. 11/363 useless extension candidates. Maximal degree in co-relation 1954. Up to 106 conditions per place. [2021-04-29 07:52:29,453 INFO L146 LiptonReduction]: Number of co-enabled transitions 236 [2021-04-29 07:52:29,468 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:29,469 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:29,469 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 79 [2021-04-29 07:52:29,469 INFO L480 AbstractCegarLoop]: Abstraction has has 105 places, 158 transitions, 1990 flow [2021-04-29 07:52:29,470 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 15.2) internal successors, (152), 10 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) [2021-04-29 07:52:29,470 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:29,470 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:29,683 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-04-29 07:52:29,683 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:29,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:29,684 INFO L82 PathProgramCache]: Analyzing trace with hash 676108492, now seen corresponding path program 5 times [2021-04-29 07:52:29,684 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:29,685 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022896839] [2021-04-29 07:52:29,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:29,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:29,717 INFO L142 QuantifierPusher]: treesize reduction 27, result has 54.2 percent of original size [2021-04-29 07:52:29,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 07:52:29,745 INFO L142 QuantifierPusher]: treesize reduction 3, result has 70.0 percent of original size [2021-04-29 07:52:29,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:29,755 INFO L142 QuantifierPusher]: treesize reduction 7, result has 85.7 percent of original size [2021-04-29 07:52:29,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 07:52:29,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:29,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:29,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:29,841 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022896839] [2021-04-29 07:52:29,841 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1360015396] [2021-04-29 07:52:29,841 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 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:29,868 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-04-29 07:52:29,869 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:52:29,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 15 conjunts are in the unsatisfiable core [2021-04-29 07:52:29,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:52:29,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 07:52:29,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:29,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:29,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:29,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:29,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:29,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:29,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:29,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:29,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:29,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:29,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:29,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:29,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:29,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:29,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:29,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:29,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:29,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:29,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:29,905 INFO L142 QuantifierPusher]: treesize reduction 5, result has 88.9 percent of original size [2021-04-29 07:52:29,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:29,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 07:52:29,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 07:52:29,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:29,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 07:52:29,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 07:52:29,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,915 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 07:52:29,916 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:29,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:29,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:29,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:29,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:29,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 07:52:29,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:29,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 07:52:29,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 07:52:29,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:29,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:29,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:29,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:29,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-04-29 07:52:29,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:29,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:29,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:29,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:29,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:29,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-04-29 07:52:29,999 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.9 percent of original size [2021-04-29 07:52:29,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-04-29 07:52:30,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-04-29 07:52:30,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-04-29 07:52:30,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-04-29 07:52:30,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,022 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:30,023 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,025 INFO L142 QuantifierPusher]: treesize reduction 2, result has 98.6 percent of original size [2021-04-29 07:52:30,026 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:30,028 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 07:52:30,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 07:52:30,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 07:52:30,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 07:52:30,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-04-29 07:52:30,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-04-29 07:52:30,060 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:30,061 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,063 INFO L142 QuantifierPusher]: treesize reduction 6, result has 92.5 percent of original size [2021-04-29 07:52:30,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 07:52:30,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 07:52:30,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 07:52:30,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 07:52:30,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-04-29 07:52:30,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 07:52:30,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 07:52:30,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 07:52:30,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 07:52:30,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 139 [2021-04-29 07:52:30,102 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:30,104 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,107 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 07:52:30,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 07:52:30,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 07:52:30,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 07:52:30,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-04-29 07:52:30,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-04-29 07:52:30,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 07:52:30,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 07:52:30,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 07:52:30,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 07:52:30,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 139 [2021-04-29 07:52:30,151 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:30,152 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,156 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2021-04-29 07:52:30,156 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:30,157 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:30,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 07:52:30,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:30,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 07:52:30,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,191 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:30,192 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 07:52:30,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 07:52:30,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 07:52:30,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 07:52:30,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-04-29 07:52:30,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-04-29 07:52:30,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-04-29 07:52:30,222 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 1] term [2021-04-29 07:52:30,222 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 07:52:30,223 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:30,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 07:52:30,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:30,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 07:52:30,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-04-29 07:52:30,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:30,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 07:52:30,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:30,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 07:52:30,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:30,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 07:52:30,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:30,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:52:30,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:52:30,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 07:52:30,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-04-29 07:52:30,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 07:52:30,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 07:52:30,318 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 17 treesize of output 33 [2021-04-29 07:52:30,319 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.1 percent of original size [2021-04-29 07:52:30,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,323 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:30,325 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:52:30,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:52:30,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,329 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 07:52:30,329 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,330 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.8 percent of original size [2021-04-29 07:52:30,331 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:30,332 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,333 INFO L142 QuantifierPusher]: treesize reduction 10, result has 64.3 percent of original size [2021-04-29 07:52:30,334 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:30,335 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:52:30,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:52:30,338 INFO L147 QuantifierPusher]: treesize reduction 13, result has 38.1 percent of original size 8 [2021-04-29 07:52:30,339 INFO L147 QuantifierPusher]: treesize reduction 13, result has 38.1 percent of original size 8 [2021-04-29 07:52:30,340 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-04-29 07:52:30,341 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,342 INFO L142 QuantifierPusher]: treesize reduction 12, result has 65.7 percent of original size [2021-04-29 07:52:30,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:30,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:30,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:30,344 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-04-29 07:52:30,412 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 07:52:30,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 07:52:30,444 INFO L354 Elim1Store]: treesize reduction 14, result has 48.1 percent of original size [2021-04-29 07:52:30,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 17 treesize of output 19 [2021-04-29 07:52:30,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-29 07:52:30,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-29 07:52:30,449 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-04-29 07:52:30,513 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 07:52:30,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 07:52:30,540 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 17 treesize of output 33 [2021-04-29 07:52:30,541 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.1 percent of original size [2021-04-29 07:52:30,542 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,544 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 07:52:30,545 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,547 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:30,551 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:52:30,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 07:52:30,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 07:52:30,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,556 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-04-29 07:52:30,556 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:30,557 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,560 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:30,561 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:30,564 INFO L147 QuantifierPusher]: treesize reduction 5, result has 61.5 percent of original size 8 [2021-04-29 07:52:30,565 INFO L147 QuantifierPusher]: treesize reduction 5, result has 61.5 percent of original size 8 [2021-04-29 07:52:30,565 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:30,566 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,567 INFO L142 QuantifierPusher]: treesize reduction 14, result has 63.2 percent of original size [2021-04-29 07:52:30,568 INFO L147 QuantifierPusher]: treesize reduction 8, result has 11.1 percent of original size 1 [2021-04-29 07:52:30,569 INFO L147 QuantifierPusher]: treesize reduction 8, result has 11.1 percent of original size 1 [2021-04-29 07:52:30,569 INFO L142 QuantifierPusher]: treesize reduction 8, result has 11.1 percent of original size [2021-04-29 07:52:30,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:30,570 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-04-29 07:52:30,627 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 07:52:30,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 07:52:30,661 INFO L354 Elim1Store]: treesize reduction 12, result has 55.6 percent of original size [2021-04-29 07:52:30,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 17 treesize of output 21 [2021-04-29 07:52:30,664 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.9 percent of original size [2021-04-29 07:52:30,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-29 07:52:30,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-29 07:52:30,667 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-04-29 07:52:30,720 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,727 INFO L147 QuantifierPusher]: treesize reduction 6, result has 88.2 percent of original size 45 [2021-04-29 07:52:30,727 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-04-29 07:52:30,727 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:129, output treesize:51 [2021-04-29 07:52:30,728 INFO L142 QuantifierPusher]: treesize reduction 6, result has 88.2 percent of original size [2021-04-29 07:52:30,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 07:52:30,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 07:52:30,806 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.4 percent of original size [2021-04-29 07:52:30,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 07:52:30,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 07:52:30,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-04-29 07:52:30,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,812 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-04-29 07:52:30,813 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:30,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:30,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:30,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:30,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:30,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:30,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:30,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:30,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:30,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:30,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:30,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:30,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:30,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:30,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:30,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:30,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:30,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:30,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:30,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:30,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:30,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:30,842 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:52:30,842 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 8 [2021-04-29 07:52:30,842 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277779885] [2021-04-29 07:52:30,842 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 07:52:30,842 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:30,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 07:52:30,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-04-29 07:52:30,846 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 50 [2021-04-29 07:52:30,847 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 105 places, 158 transitions, 1990 flow. Second operand has 10 states, 10 states have (on average 15.2) internal successors, (152), 10 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) [2021-04-29 07:52:30,847 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:30,847 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 50 [2021-04-29 07:52:30,847 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:33,182 INFO L129 PetriNetUnfolder]: 237/482 cut-off events. [2021-04-29 07:52:33,182 INFO L130 PetriNetUnfolder]: For 5110/5161 co-relation queries the response was YES. [2021-04-29 07:52:33,186 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3241 conditions, 482 events. 237/482 cut-off events. For 5110/5161 co-relation queries the response was YES. Maximal size of possible extension queue 66. Compared 2515 event pairs, 24 based on Foata normal form. 33/515 useless extension candidates. Maximal degree in co-relation 3062. Up to 348 conditions per place. [2021-04-29 07:52:33,192 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 136 selfloop transitions, 45 changer transitions 0/187 dead transitions. [2021-04-29 07:52:33,192 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 187 transitions, 2751 flow [2021-04-29 07:52:33,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-29 07:52:33,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-29 07:52:33,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 148 transitions. [2021-04-29 07:52:33,194 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.37 [2021-04-29 07:52:33,195 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 148 transitions. [2021-04-29 07:52:33,195 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 148 transitions. [2021-04-29 07:52:33,195 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:33,195 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 148 transitions. [2021-04-29 07:52:33,196 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 18.5) internal successors, (148), 8 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:33,197 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 50.0) internal successors, (450), 9 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:33,197 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 50.0) internal successors, (450), 9 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:33,197 INFO L185 Difference]: Start difference. First operand has 105 places, 158 transitions, 1990 flow. Second operand 8 states and 148 transitions. [2021-04-29 07:52:33,197 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 187 transitions, 2751 flow [2021-04-29 07:52:33,227 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 109 places, 187 transitions, 2716 flow, removed 6 selfloop flow, removed 3 redundant places. [2021-04-29 07:52:33,233 INFO L241 Difference]: Finished difference. Result has 112 places, 178 transitions, 2422 flow [2021-04-29 07:52:33,233 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=1955, PETRI_DIFFERENCE_MINUEND_PLACES=102, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=158, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=28, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=117, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=2422, PETRI_PLACES=112, PETRI_TRANSITIONS=178} [2021-04-29 07:52:33,234 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 76 predicate places. [2021-04-29 07:52:33,234 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:33,234 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 112 places, 178 transitions, 2422 flow [2021-04-29 07:52:33,234 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 112 places, 178 transitions, 2422 flow [2021-04-29 07:52:33,236 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 112 places, 178 transitions, 2422 flow [2021-04-29 07:52:33,298 INFO L129 PetriNetUnfolder]: 191/412 cut-off events. [2021-04-29 07:52:33,298 INFO L130 PetriNetUnfolder]: For 4418/4441 co-relation queries the response was YES. [2021-04-29 07:52:33,301 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2605 conditions, 412 events. 191/412 cut-off events. For 4418/4441 co-relation queries the response was YES. Maximal size of possible extension queue 56. Compared 2242 event pairs, 11 based on Foata normal form. 12/421 useless extension candidates. Maximal degree in co-relation 2426. Up to 122 conditions per place. [2021-04-29 07:52:33,307 INFO L146 LiptonReduction]: Number of co-enabled transitions 254 [2021-04-29 07:52:33,324 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:33,324 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:33,325 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 91 [2021-04-29 07:52:33,325 INFO L480 AbstractCegarLoop]: Abstraction has has 112 places, 178 transitions, 2422 flow [2021-04-29 07:52:33,325 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 15.2) internal successors, (152), 10 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) [2021-04-29 07:52:33,326 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:33,326 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:33,540 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable58 [2021-04-29 07:52:33,541 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:33,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:33,541 INFO L82 PathProgramCache]: Analyzing trace with hash -618413954, now seen corresponding path program 2 times [2021-04-29 07:52:33,542 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:33,542 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098425016] [2021-04-29 07:52:33,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:33,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:33,587 INFO L142 QuantifierPusher]: treesize reduction 34, result has 59.5 percent of original size [2021-04-29 07:52:33,588 INFO L147 QuantifierPusher]: treesize reduction 5, result has 90.0 percent of original size 45 [2021-04-29 07:52:33,635 INFO L142 QuantifierPusher]: treesize reduction 32, result has 66.0 percent of original size [2021-04-29 07:52:33,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-04-29 07:52:33,713 INFO L142 QuantifierPusher]: treesize reduction 5, result has 80.0 percent of original size [2021-04-29 07:52:33,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 07:52:33,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 07:52:33,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:33,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:33,792 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098425016] [2021-04-29 07:52:33,792 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1070998015] [2021-04-29 07:52:33,792 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:33,829 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 07:52:33,829 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:52:33,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 11 conjunts are in the unsatisfiable core [2021-04-29 07:52:33,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:52:33,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:33,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:33,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:33,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:33,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:33,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:33,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:33,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:33,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:33,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:33,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:33,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:33,858 INFO L142 QuantifierPusher]: treesize reduction 5, result has 87.5 percent of original size [2021-04-29 07:52:33,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:33,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:33,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:33,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 07:52:33,890 INFO L142 QuantifierPusher]: treesize reduction 5, result has 91.7 percent of original size [2021-04-29 07:52:33,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 07:52:33,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:33,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 07:52:33,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 07:52:33,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,895 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 07:52:33,896 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:33,897 INFO L142 QuantifierPusher]: treesize reduction 37, result has 40.3 percent of original size [2021-04-29 07:52:33,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:33,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:33,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:33,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:33,951 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:52:33,951 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3] total 8 [2021-04-29 07:52:33,952 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290307463] [2021-04-29 07:52:33,952 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 07:52:33,952 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:33,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 07:52:33,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-04-29 07:52:33,953 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 50 [2021-04-29 07:52:33,953 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 112 places, 178 transitions, 2422 flow. Second operand has 10 states, 10 states have (on average 15.4) internal successors, (154), 10 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:33,954 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:33,954 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 50 [2021-04-29 07:52:33,954 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:34,366 INFO L129 PetriNetUnfolder]: 268/551 cut-off events. [2021-04-29 07:52:34,367 INFO L130 PetriNetUnfolder]: For 7291/7426 co-relation queries the response was YES. [2021-04-29 07:52:34,371 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3940 conditions, 551 events. 268/551 cut-off events. For 7291/7426 co-relation queries the response was YES. Maximal size of possible extension queue 76. Compared 3041 event pairs, 41 based on Foata normal form. 48/598 useless extension candidates. Maximal degree in co-relation 3737. Up to 402 conditions per place. [2021-04-29 07:52:34,379 INFO L132 encePairwiseOnDemand]: 45/50 looper letters, 153 selfloop transitions, 41 changer transitions 0/200 dead transitions. [2021-04-29 07:52:34,379 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 117 places, 200 transitions, 3152 flow [2021-04-29 07:52:34,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-29 07:52:34,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-04-29 07:52:34,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 114 transitions. [2021-04-29 07:52:34,380 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.38 [2021-04-29 07:52:34,381 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 114 transitions. [2021-04-29 07:52:34,381 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 114 transitions. [2021-04-29 07:52:34,381 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:34,381 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 114 transitions. [2021-04-29 07:52:34,381 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 19.0) internal successors, (114), 6 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:34,382 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 50.0) internal successors, (350), 7 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:34,383 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 50.0) internal successors, (350), 7 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:34,383 INFO L185 Difference]: Start difference. First operand has 112 places, 178 transitions, 2422 flow. Second operand 6 states and 114 transitions. [2021-04-29 07:52:34,383 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 117 places, 200 transitions, 3152 flow [2021-04-29 07:52:34,420 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 114 places, 200 transitions, 2999 flow, removed 66 selfloop flow, removed 3 redundant places. [2021-04-29 07:52:34,425 INFO L241 Difference]: Finished difference. Result has 116 places, 194 transitions, 2683 flow [2021-04-29 07:52:34,426 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=2269, PETRI_DIFFERENCE_MINUEND_PLACES=109, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=178, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=26, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=138, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2683, PETRI_PLACES=116, PETRI_TRANSITIONS=194} [2021-04-29 07:52:34,426 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 80 predicate places. [2021-04-29 07:52:34,426 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:34,426 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 116 places, 194 transitions, 2683 flow [2021-04-29 07:52:34,427 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 116 places, 194 transitions, 2683 flow [2021-04-29 07:52:34,429 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 116 places, 194 transitions, 2683 flow [2021-04-29 07:52:34,502 INFO L129 PetriNetUnfolder]: 218/475 cut-off events. [2021-04-29 07:52:34,502 INFO L130 PetriNetUnfolder]: For 5419/5454 co-relation queries the response was YES. [2021-04-29 07:52:34,507 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3019 conditions, 475 events. 218/475 cut-off events. For 5419/5454 co-relation queries the response was YES. Maximal size of possible extension queue 68. Compared 2700 event pairs, 16 based on Foata normal form. 11/481 useless extension candidates. Maximal degree in co-relation 2822. Up to 141 conditions per place. [2021-04-29 07:52:34,514 INFO L146 LiptonReduction]: Number of co-enabled transitions 280 [2021-04-29 07:52:34,534 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:34,534 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:34,534 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 108 [2021-04-29 07:52:34,535 INFO L480 AbstractCegarLoop]: Abstraction has has 116 places, 194 transitions, 2683 flow [2021-04-29 07:52:34,535 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 15.4) internal successors, (154), 10 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:34,535 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:34,536 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:34,748 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable79 [2021-04-29 07:52:34,749 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:34,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:34,750 INFO L82 PathProgramCache]: Analyzing trace with hash -1565846418, now seen corresponding path program 3 times [2021-04-29 07:52:34,750 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:34,750 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372222780] [2021-04-29 07:52:34,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:34,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:34,766 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:52:34,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:34,772 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:34,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:34,779 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:34,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:34,788 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:34,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:34,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:34,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:34,805 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:34,805 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372222780] [2021-04-29 07:52:34,806 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [476547300] [2021-04-29 07:52:34,806 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 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:34,867 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-04-29 07:52:34,867 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:52:34,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:52:34,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:52:34,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:34,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:34,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:34,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:34,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:34,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:34,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:34,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:34,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:34,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:34,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:34,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:34,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:34,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:34,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:34,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:34,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:34,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:34,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:34,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:34,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:34,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:34,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:34,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:34,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:34,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:34,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:34,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:34,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:34,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:34,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:34,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:34,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:34,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:34,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:34,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:34,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:34,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:34,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:34,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:34,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:34,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:34,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:34,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:34,957 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-04-29 07:52:34,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:34,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:34,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:34,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 07:52:34,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:34,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:34,969 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-04-29 07:52:34,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:34,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:34,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:34,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:34,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:34,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:34,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:34,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:34,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:34,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:34,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:34,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:34,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:34,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:34,980 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:34,980 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:52:34,980 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-04-29 07:52:34,980 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141528939] [2021-04-29 07:52:34,981 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-04-29 07:52:34,982 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:34,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-04-29 07:52:34,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-04-29 07:52:34,984 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:52:34,984 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 194 transitions, 2683 flow. Second operand has 11 states, 11 states have (on average 21.181818181818183) internal successors, (233), 11 states have internal predecessors, (233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:34,984 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:34,984 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:52:34,985 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:35,567 INFO L129 PetriNetUnfolder]: 428/978 cut-off events. [2021-04-29 07:52:35,568 INFO L130 PetriNetUnfolder]: For 14748/14883 co-relation queries the response was YES. [2021-04-29 07:52:35,576 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7229 conditions, 978 events. 428/978 cut-off events. For 14748/14883 co-relation queries the response was YES. Maximal size of possible extension queue 125. Compared 6548 event pairs, 49 based on Foata normal form. 79/1057 useless extension candidates. Maximal degree in co-relation 7012. Up to 431 conditions per place. [2021-04-29 07:52:35,589 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 167 selfloop transitions, 125 changer transitions 0/299 dead transitions. [2021-04-29 07:52:35,589 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 131 places, 299 transitions, 5213 flow [2021-04-29 07:52:35,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-29 07:52:35,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-04-29 07:52:35,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 398 transitions. [2021-04-29 07:52:35,592 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4975 [2021-04-29 07:52:35,592 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 398 transitions. [2021-04-29 07:52:35,592 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 398 transitions. [2021-04-29 07:52:35,593 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:35,593 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 398 transitions. [2021-04-29 07:52:35,594 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 24.875) internal successors, (398), 16 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:35,596 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 50.0) internal successors, (850), 17 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:35,596 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 50.0) internal successors, (850), 17 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:35,597 INFO L185 Difference]: Start difference. First operand has 116 places, 194 transitions, 2683 flow. Second operand 16 states and 398 transitions. [2021-04-29 07:52:35,597 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 131 places, 299 transitions, 5213 flow [2021-04-29 07:52:35,657 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 129 places, 299 transitions, 5067 flow, removed 63 selfloop flow, removed 2 redundant places. [2021-04-29 07:52:35,665 INFO L241 Difference]: Finished difference. Result has 137 places, 283 transitions, 4599 flow [2021-04-29 07:52:35,665 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=2537, PETRI_DIFFERENCE_MINUEND_PLACES=114, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=194, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=57, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=136, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=4599, PETRI_PLACES=137, PETRI_TRANSITIONS=283} [2021-04-29 07:52:35,666 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 101 predicate places. [2021-04-29 07:52:35,666 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:35,666 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 137 places, 283 transitions, 4599 flow [2021-04-29 07:52:35,666 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 137 places, 283 transitions, 4599 flow [2021-04-29 07:52:35,670 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 137 places, 283 transitions, 4599 flow [2021-04-29 07:52:35,837 INFO L129 PetriNetUnfolder]: 374/877 cut-off events. [2021-04-29 07:52:35,837 INFO L130 PetriNetUnfolder]: For 17747/17796 co-relation queries the response was YES. [2021-04-29 07:52:35,846 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6953 conditions, 877 events. 374/877 cut-off events. For 17747/17796 co-relation queries the response was YES. Maximal size of possible extension queue 104. Compared 5965 event pairs, 31 based on Foata normal form. 8/874 useless extension candidates. Maximal degree in co-relation 6738. Up to 263 conditions per place. [2021-04-29 07:52:35,862 INFO L146 LiptonReduction]: Number of co-enabled transitions 430 [2021-04-29 07:52:35,893 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:35,893 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:35,893 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 227 [2021-04-29 07:52:35,894 INFO L480 AbstractCegarLoop]: Abstraction has has 137 places, 283 transitions, 4599 flow [2021-04-29 07:52:35,894 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 21.181818181818183) internal successors, (233), 11 states have internal predecessors, (233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:35,894 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:35,894 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:36,109 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:36,110 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:36,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:36,110 INFO L82 PathProgramCache]: Analyzing trace with hash 1441286828, now seen corresponding path program 4 times [2021-04-29 07:52:36,111 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:36,111 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555290111] [2021-04-29 07:52:36,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:36,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:36,126 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:52:36,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:36,133 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:36,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,140 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:36,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,149 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:36,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:36,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:36,167 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:36,167 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555290111] [2021-04-29 07:52:36,167 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [143968778] [2021-04-29 07:52:36,167 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:36,200 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-29 07:52:36,201 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:52:36,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:52:36,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:52:36,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:36,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:36,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:36,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:36,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:36,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:36,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:36,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:36,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:36,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:36,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:36,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:36,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:36,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:36,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:36,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:36,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:36,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:36,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:36,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:36,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:36,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:36,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:36,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:36,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:36,308 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 07:52:36,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:36,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:36,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:36,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 07:52:36,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:36,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:36,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:36,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:36,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:36,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:36,329 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:52:36,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:36,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:36,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:36,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:36,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:36,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:36,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:36,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:36,333 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:36,334 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:52:36,334 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-04-29 07:52:36,334 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902829970] [2021-04-29 07:52:36,334 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-04-29 07:52:36,334 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:36,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-04-29 07:52:36,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-04-29 07:52:36,335 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:52:36,336 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 137 places, 283 transitions, 4599 flow. Second operand has 11 states, 11 states have (on average 21.181818181818183) internal successors, (233), 11 states have internal predecessors, (233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:36,336 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:36,336 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:52:36,336 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:36,954 INFO L129 PetriNetUnfolder]: 416/935 cut-off events. [2021-04-29 07:52:36,955 INFO L130 PetriNetUnfolder]: For 20773/20971 co-relation queries the response was YES. [2021-04-29 07:52:36,963 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8028 conditions, 935 events. 416/935 cut-off events. For 20773/20971 co-relation queries the response was YES. Maximal size of possible extension queue 117. Compared 6158 event pairs, 44 based on Foata normal form. 105/1040 useless extension candidates. Maximal degree in co-relation 7793. Up to 435 conditions per place. [2021-04-29 07:52:36,975 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 169 selfloop transitions, 132 changer transitions 0/308 dead transitions. [2021-04-29 07:52:36,975 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 152 places, 308 transitions, 5863 flow [2021-04-29 07:52:36,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-29 07:52:36,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-04-29 07:52:36,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 398 transitions. [2021-04-29 07:52:36,977 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4975 [2021-04-29 07:52:36,977 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 398 transitions. [2021-04-29 07:52:36,977 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 398 transitions. [2021-04-29 07:52:36,978 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:36,978 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 398 transitions. [2021-04-29 07:52:36,979 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 24.875) internal successors, (398), 16 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:36,981 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 50.0) internal successors, (850), 17 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:36,981 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 50.0) internal successors, (850), 17 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:36,981 INFO L185 Difference]: Start difference. First operand has 137 places, 283 transitions, 4599 flow. Second operand 16 states and 398 transitions. [2021-04-29 07:52:36,981 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 152 places, 308 transitions, 5863 flow [2021-04-29 07:52:37,086 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 151 places, 308 transitions, 5175 flow, removed 340 selfloop flow, removed 1 redundant places. [2021-04-29 07:52:37,094 INFO L241 Difference]: Finished difference. Result has 157 places, 296 transitions, 4608 flow [2021-04-29 07:52:37,095 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=3889, PETRI_DIFFERENCE_MINUEND_PLACES=136, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=277, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=115, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=162, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=4608, PETRI_PLACES=157, PETRI_TRANSITIONS=296} [2021-04-29 07:52:37,095 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 121 predicate places. [2021-04-29 07:52:37,095 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:37,095 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 157 places, 296 transitions, 4608 flow [2021-04-29 07:52:37,096 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 157 places, 296 transitions, 4608 flow [2021-04-29 07:52:37,099 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 157 places, 296 transitions, 4608 flow [2021-04-29 07:52:37,213 INFO L129 PetriNetUnfolder]: 369/844 cut-off events. [2021-04-29 07:52:37,213 INFO L130 PetriNetUnfolder]: For 15026/15072 co-relation queries the response was YES. [2021-04-29 07:52:37,222 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6236 conditions, 844 events. 369/844 cut-off events. For 15026/15072 co-relation queries the response was YES. Maximal size of possible extension queue 101. Compared 5530 event pairs, 24 based on Foata normal form. 9/843 useless extension candidates. Maximal degree in co-relation 6017. Up to 239 conditions per place. [2021-04-29 07:52:37,235 INFO L146 LiptonReduction]: Number of co-enabled transitions 470 [2021-04-29 07:52:37,271 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:37,271 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:37,272 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 177 [2021-04-29 07:52:37,272 INFO L480 AbstractCegarLoop]: Abstraction has has 157 places, 296 transitions, 4608 flow [2021-04-29 07:52:37,272 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 21.181818181818183) internal successors, (233), 11 states have internal predecessors, (233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:37,272 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:37,273 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:37,487 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:37,487 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:37,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:37,488 INFO L82 PathProgramCache]: Analyzing trace with hash 1245953765, now seen corresponding path program 6 times [2021-04-29 07:52:37,488 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:37,488 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692726383] [2021-04-29 07:52:37,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:37,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:37,502 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-04-29 07:52:37,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:37,510 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:37,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:37,518 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:37,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:37,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:37,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:37,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:37,540 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:37,541 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692726383] [2021-04-29 07:52:37,541 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [681942891] [2021-04-29 07:52:37,541 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:37,574 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-04-29 07:52:37,574 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:52:37,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:52:37,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:52:37,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:52:37,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:37,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:37,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:37,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:37,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:37,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:37,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:37,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:37,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:37,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:37,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:37,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:37,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:37,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:37,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:37,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:37,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:37,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:37,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:37,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:37,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:37,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:37,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:37,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:37,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:37,626 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 07:52:37,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:37,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,627 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:37,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:37,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:37,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:37,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:37,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:37,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:37,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:37,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:37,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:37,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:37,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:37,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:37,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:37,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:37,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:37,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:37,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:37,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:37,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:37,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:37,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:37,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:37,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:37,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 07:52:37,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:37,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:37,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:37,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:37,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:37,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:37,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:37,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:37,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:37,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:37,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:37,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:37,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:37,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:37,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:37,679 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:37,679 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:52:37,679 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 10 [2021-04-29 07:52:37,680 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429924835] [2021-04-29 07:52:37,680 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-04-29 07:52:37,680 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:37,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-04-29 07:52:37,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-04-29 07:52:37,681 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 21 out of 50 [2021-04-29 07:52:37,682 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 296 transitions, 4608 flow. Second operand has 11 states, 11 states have (on average 22.181818181818183) internal successors, (244), 11 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) [2021-04-29 07:52:37,682 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:37,682 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 21 of 50 [2021-04-29 07:52:37,682 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:38,366 INFO L129 PetriNetUnfolder]: 495/1190 cut-off events. [2021-04-29 07:52:38,367 INFO L130 PetriNetUnfolder]: For 25277/25437 co-relation queries the response was YES. [2021-04-29 07:52:38,378 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9757 conditions, 1190 events. 495/1190 cut-off events. For 25277/25437 co-relation queries the response was YES. Maximal size of possible extension queue 136. Compared 8561 event pairs, 20 based on Foata normal form. 92/1282 useless extension candidates. Maximal degree in co-relation 9525. Up to 362 conditions per place. [2021-04-29 07:52:38,391 INFO L132 encePairwiseOnDemand]: 45/50 looper letters, 297 selfloop transitions, 156 changer transitions 7/467 dead transitions. [2021-04-29 07:52:38,391 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 173 places, 467 transitions, 8720 flow [2021-04-29 07:52:38,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-04-29 07:52:38,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-04-29 07:52:38,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 424 transitions. [2021-04-29 07:52:38,393 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4988235294117647 [2021-04-29 07:52:38,393 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 424 transitions. [2021-04-29 07:52:38,393 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 424 transitions. [2021-04-29 07:52:38,393 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:38,393 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 424 transitions. [2021-04-29 07:52:38,395 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 24.941176470588236) internal successors, (424), 17 states have internal predecessors, (424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:38,396 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 50.0) internal successors, (900), 18 states have internal predecessors, (900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:38,397 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 50.0) internal successors, (900), 18 states have internal predecessors, (900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:38,397 INFO L185 Difference]: Start difference. First operand has 157 places, 296 transitions, 4608 flow. Second operand 17 states and 424 transitions. [2021-04-29 07:52:38,397 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 173 places, 467 transitions, 8720 flow [2021-04-29 07:52:38,502 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 172 places, 467 transitions, 8160 flow, removed 276 selfloop flow, removed 1 redundant places. [2021-04-29 07:52:38,511 INFO L241 Difference]: Finished difference. Result has 174 places, 335 transitions, 5516 flow [2021-04-29 07:52:38,512 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=4325, PETRI_DIFFERENCE_MINUEND_PLACES=156, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=292, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=124, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=166, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=5516, PETRI_PLACES=174, PETRI_TRANSITIONS=335} [2021-04-29 07:52:38,512 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 138 predicate places. [2021-04-29 07:52:38,512 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:38,512 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 174 places, 335 transitions, 5516 flow [2021-04-29 07:52:38,513 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 174 places, 335 transitions, 5516 flow [2021-04-29 07:52:38,517 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 174 places, 335 transitions, 5516 flow [2021-04-29 07:52:38,679 INFO L129 PetriNetUnfolder]: 466/1145 cut-off events. [2021-04-29 07:52:38,679 INFO L130 PetriNetUnfolder]: For 20861/20873 co-relation queries the response was YES. [2021-04-29 07:52:38,689 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8439 conditions, 1145 events. 466/1145 cut-off events. For 20861/20873 co-relation queries the response was YES. Maximal size of possible extension queue 134. Compared 8392 event pairs, 37 based on Foata normal form. 4/1146 useless extension candidates. Maximal degree in co-relation 8236. Up to 332 conditions per place. [2021-04-29 07:52:38,703 INFO L146 LiptonReduction]: Number of co-enabled transitions 480 [2021-04-29 07:52:38,735 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:38,736 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:38,736 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 224 [2021-04-29 07:52:38,736 INFO L480 AbstractCegarLoop]: Abstraction has has 174 places, 335 transitions, 5516 flow [2021-04-29 07:52:38,737 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 22.181818181818183) internal successors, (244), 11 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) [2021-04-29 07:52:38,737 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:38,737 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:38,950 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:38,951 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:38,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:38,951 INFO L82 PathProgramCache]: Analyzing trace with hash 378732837, now seen corresponding path program 1 times [2021-04-29 07:52:38,952 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:38,952 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602819922] [2021-04-29 07:52:38,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:38,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:38,965 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:52:38,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:38,971 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:38,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:38,978 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:38,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:38,986 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:38,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:38,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:38,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:39,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:39,003 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:39,003 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1602819922] [2021-04-29 07:52:39,004 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1616601165] [2021-04-29 07:52:39,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:39,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:39,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2021-04-29 07:52:39,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:52:39,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:39,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:39,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:39,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:39,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:39,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:39,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:39,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:39,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:39,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:39,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:39,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:39,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:39,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:39,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:39,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:39,075 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-04-29 07:52:39,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:39,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:39,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:39,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:39,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:39,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:39,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:39,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:39,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:39,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:39,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:39,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:39,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:39,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:39,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:39,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:39,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:39,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 07:52:39,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:39,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:39,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:39,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:39,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:39,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:39,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:39,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:39,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:39,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:39,122 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:52:39,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:39,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:39,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:39,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:39,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:39,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:39,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:39,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:39,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:39,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:39,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:39,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:39,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:39,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:39,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:39,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:39,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:39,137 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:39,137 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:52:39,137 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2021-04-29 07:52:39,138 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113620615] [2021-04-29 07:52:39,138 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 07:52:39,138 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:39,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 07:52:39,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-04-29 07:52:39,139 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:52:39,140 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 174 places, 335 transitions, 5516 flow. Second operand has 10 states, 10 states have (on average 21.2) internal successors, (212), 10 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) [2021-04-29 07:52:39,140 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:39,140 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:52:39,140 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:40,087 INFO L129 PetriNetUnfolder]: 747/1866 cut-off events. [2021-04-29 07:52:40,087 INFO L130 PetriNetUnfolder]: For 38793/38832 co-relation queries the response was YES. [2021-04-29 07:52:40,098 INFO L84 FinitePrefix]: Finished finitePrefix Result has 15539 conditions, 1866 events. 747/1866 cut-off events. For 38793/38832 co-relation queries the response was YES. Maximal size of possible extension queue 211. Compared 15234 event pairs, 10 based on Foata normal form. 37/1903 useless extension candidates. Maximal degree in co-relation 15320. Up to 596 conditions per place. [2021-04-29 07:52:40,116 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 311 selfloop transitions, 316 changer transitions 5/639 dead transitions. [2021-04-29 07:52:40,116 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 196 places, 639 transitions, 12501 flow [2021-04-29 07:52:40,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-04-29 07:52:40,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2021-04-29 07:52:40,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 556 transitions. [2021-04-29 07:52:40,118 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4834782608695652 [2021-04-29 07:52:40,118 INFO L72 ComplementDD]: Start complementDD. Operand 23 states and 556 transitions. [2021-04-29 07:52:40,119 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 556 transitions. [2021-04-29 07:52:40,119 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:40,119 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 23 states and 556 transitions. [2021-04-29 07:52:40,121 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 24 states, 23 states have (on average 24.17391304347826) internal successors, (556), 23 states have internal predecessors, (556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:40,123 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 24 states, 24 states have (on average 50.0) internal successors, (1200), 24 states have internal predecessors, (1200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:40,124 INFO L81 ComplementDD]: Finished complementDD. Result has 24 states, 24 states have (on average 50.0) internal successors, (1200), 24 states have internal predecessors, (1200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:40,124 INFO L185 Difference]: Start difference. First operand has 174 places, 335 transitions, 5516 flow. Second operand 23 states and 556 transitions. [2021-04-29 07:52:40,124 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 196 places, 639 transitions, 12501 flow [2021-04-29 07:52:40,335 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 194 places, 639 transitions, 11799 flow, removed 313 selfloop flow, removed 2 redundant places. [2021-04-29 07:52:40,350 INFO L241 Difference]: Finished difference. Result has 206 places, 516 transitions, 9601 flow [2021-04-29 07:52:40,350 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=5082, PETRI_DIFFERENCE_MINUEND_PLACES=172, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=335, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=171, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=123, PETRI_DIFFERENCE_SUBTRAHEND_STATES=23, PETRI_FLOW=9601, PETRI_PLACES=206, PETRI_TRANSITIONS=516} [2021-04-29 07:52:40,350 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 170 predicate places. [2021-04-29 07:52:40,350 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:40,351 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 206 places, 516 transitions, 9601 flow [2021-04-29 07:52:40,351 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 206 places, 516 transitions, 9601 flow [2021-04-29 07:52:40,356 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 206 places, 516 transitions, 9601 flow [2021-04-29 07:52:40,743 INFO L129 PetriNetUnfolder]: 730/1851 cut-off events. [2021-04-29 07:52:40,743 INFO L130 PetriNetUnfolder]: For 43449/43489 co-relation queries the response was YES. [2021-04-29 07:52:40,755 INFO L84 FinitePrefix]: Finished finitePrefix Result has 15267 conditions, 1851 events. 730/1851 cut-off events. For 43449/43489 co-relation queries the response was YES. Maximal size of possible extension queue 198. Compared 15394 event pairs, 52 based on Foata normal form. 29/1875 useless extension candidates. Maximal degree in co-relation 15044. Up to 590 conditions per place. [2021-04-29 07:52:40,772 INFO L146 LiptonReduction]: Number of co-enabled transitions 660 [2021-04-29 07:52:40,824 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:40,824 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:40,824 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 474 [2021-04-29 07:52:40,824 INFO L480 AbstractCegarLoop]: Abstraction has has 206 places, 516 transitions, 9601 flow [2021-04-29 07:52:40,825 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 21.2) internal successors, (212), 10 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) [2021-04-29 07:52:40,825 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:40,825 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:41,025 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:41,026 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:41,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:41,026 INFO L82 PathProgramCache]: Analyzing trace with hash -1254039933, now seen corresponding path program 5 times [2021-04-29 07:52:41,027 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:41,027 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617131226] [2021-04-29 07:52:41,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:41,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:41,044 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:41,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:41,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:41,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:52:41,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:41,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:41,071 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:41,071 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1617131226] [2021-04-29 07:52:41,071 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [794155010] [2021-04-29 07:52:41,072 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:41,100 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-04-29 07:52:41,100 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:52:41,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2021-04-29 07:52:41,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:52:41,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:41,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:41,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:41,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:41,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:41,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:41,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:41,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:41,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:41,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:41,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:41,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:41,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:41,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:41,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:41,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:41,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:41,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:41,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:41,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:41,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:41,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:41,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:41,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:41,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:41,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:41,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:41,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:41,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:41,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:41,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:41,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:41,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:41,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:41,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:41,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 07:52:41,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:41,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:41,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:41,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:41,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:41,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:41,178 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:52:41,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:41,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:41,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:41,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:41,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:41,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:41,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:41,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:41,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:41,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:41,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:41,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:41,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:41,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:41,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:41,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:41,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:41,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:41,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:41,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:41,191 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:41,191 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:52:41,191 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 7 [2021-04-29 07:52:41,192 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781850950] [2021-04-29 07:52:41,192 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 07:52:41,192 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:41,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 07:52:41,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-04-29 07:52:41,194 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 21 out of 50 [2021-04-29 07:52:41,194 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 206 places, 516 transitions, 9601 flow. Second operand has 8 states, 8 states have (on average 22.375) internal successors, (179), 8 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:41,194 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:41,194 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 21 of 50 [2021-04-29 07:52:41,194 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:41,980 INFO L129 PetriNetUnfolder]: 805/2046 cut-off events. [2021-04-29 07:52:41,980 INFO L130 PetriNetUnfolder]: For 51371/51640 co-relation queries the response was YES. [2021-04-29 07:52:42,000 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18554 conditions, 2046 events. 805/2046 cut-off events. For 51371/51640 co-relation queries the response was YES. Maximal size of possible extension queue 236. Compared 17198 event pairs, 66 based on Foata normal form. 165/2211 useless extension candidates. Maximal degree in co-relation 18315. Up to 654 conditions per place. [2021-04-29 07:52:42,016 INFO L132 encePairwiseOnDemand]: 46/50 looper letters, 350 selfloop transitions, 237 changer transitions 0/594 dead transitions. [2021-04-29 07:52:42,016 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 211 places, 594 transitions, 12650 flow [2021-04-29 07:52:42,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-29 07:52:42,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-04-29 07:52:42,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 156 transitions. [2021-04-29 07:52:42,018 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.52 [2021-04-29 07:52:42,018 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 156 transitions. [2021-04-29 07:52:42,018 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 156 transitions. [2021-04-29 07:52:42,018 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:42,018 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 156 transitions. [2021-04-29 07:52:42,019 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 26.0) internal successors, (156), 6 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:42,020 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 50.0) internal successors, (350), 7 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:42,020 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 50.0) internal successors, (350), 7 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:42,020 INFO L185 Difference]: Start difference. First operand has 206 places, 516 transitions, 9601 flow. Second operand 6 states and 156 transitions. [2021-04-29 07:52:42,020 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 211 places, 594 transitions, 12650 flow [2021-04-29 07:52:42,366 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 209 places, 594 transitions, 11262 flow, removed 689 selfloop flow, removed 2 redundant places. [2021-04-29 07:52:42,381 INFO L241 Difference]: Finished difference. Result has 212 places, 555 transitions, 10084 flow [2021-04-29 07:52:42,381 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=8501, PETRI_DIFFERENCE_MINUEND_PLACES=204, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=516, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=198, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=307, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=10084, PETRI_PLACES=212, PETRI_TRANSITIONS=555} [2021-04-29 07:52:42,382 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 176 predicate places. [2021-04-29 07:52:42,382 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:42,382 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 212 places, 555 transitions, 10084 flow [2021-04-29 07:52:42,382 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 212 places, 555 transitions, 10084 flow [2021-04-29 07:52:42,389 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 212 places, 555 transitions, 10084 flow [2021-04-29 07:52:42,817 INFO L129 PetriNetUnfolder]: 786/2042 cut-off events. [2021-04-29 07:52:42,818 INFO L130 PetriNetUnfolder]: For 45581/45618 co-relation queries the response was YES. [2021-04-29 07:52:42,833 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16046 conditions, 2042 events. 786/2042 cut-off events. For 45581/45618 co-relation queries the response was YES. Maximal size of possible extension queue 223. Compared 17628 event pairs, 54 based on Foata normal form. 29/2067 useless extension candidates. Maximal degree in co-relation 15814. Up to 507 conditions per place. [2021-04-29 07:52:42,853 INFO L146 LiptonReduction]: Number of co-enabled transitions 680 [2021-04-29 07:52:42,912 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:42,912 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:42,912 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 530 [2021-04-29 07:52:42,913 INFO L480 AbstractCegarLoop]: Abstraction has has 212 places, 555 transitions, 10084 flow [2021-04-29 07:52:42,914 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 22.375) internal successors, (179), 8 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:42,914 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:42,914 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:43,121 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable85 [2021-04-29 07:52:43,122 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:43,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:43,122 INFO L82 PathProgramCache]: Analyzing trace with hash -1588264053, now seen corresponding path program 6 times [2021-04-29 07:52:43,123 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:43,123 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99010646] [2021-04-29 07:52:43,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:43,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:43,140 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:43,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:43,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:43,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:43,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:43,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:43,168 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:43,168 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99010646] [2021-04-29 07:52:43,168 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1052351743] [2021-04-29 07:52:43,168 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:43,206 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-04-29 07:52:43,206 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:52:43,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2021-04-29 07:52:43,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:52:43,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:43,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:43,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:43,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:43,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:43,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:43,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:43,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:43,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:43,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:43,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:43,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:43,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:43,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:43,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:43,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:43,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:43,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:43,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:43,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:43,246 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-04-29 07:52:43,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:43,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:43,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:43,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 07:52:43,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:43,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:43,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:43,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:43,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:43,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:43,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:43,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:43,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:43,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:43,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:43,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:43,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:43,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:43,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:43,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:43,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:43,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:43,267 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-04-29 07:52:43,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:43,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:43,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:43,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:43,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:43,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:43,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:43,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:43,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:43,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:43,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:43,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:43,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:43,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:43,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:43,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:43,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:43,277 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:43,277 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:52:43,278 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-04-29 07:52:43,278 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373487783] [2021-04-29 07:52:43,278 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 07:52:43,278 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:43,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 07:52:43,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-04-29 07:52:43,279 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 21 out of 50 [2021-04-29 07:52:43,279 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 212 places, 555 transitions, 10084 flow. Second operand has 8 states, 8 states have (on average 22.25) internal successors, (178), 8 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:43,279 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:43,280 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 21 of 50 [2021-04-29 07:52:43,280 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:44,031 INFO L129 PetriNetUnfolder]: 765/1953 cut-off events. [2021-04-29 07:52:44,031 INFO L130 PetriNetUnfolder]: For 45916/46145 co-relation queries the response was YES. [2021-04-29 07:52:44,047 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17128 conditions, 1953 events. 765/1953 cut-off events. For 45916/46145 co-relation queries the response was YES. Maximal size of possible extension queue 228. Compared 16289 event pairs, 5 based on Foata normal form. 235/2188 useless extension candidates. Maximal degree in co-relation 16880. Up to 501 conditions per place. [2021-04-29 07:52:44,061 INFO L132 encePairwiseOnDemand]: 45/50 looper letters, 345 selfloop transitions, 339 changer transitions 14/705 dead transitions. [2021-04-29 07:52:44,062 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 222 places, 705 transitions, 14683 flow [2021-04-29 07:52:44,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-04-29 07:52:44,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-04-29 07:52:44,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 280 transitions. [2021-04-29 07:52:44,063 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.509090909090909 [2021-04-29 07:52:44,064 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 280 transitions. [2021-04-29 07:52:44,064 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 280 transitions. [2021-04-29 07:52:44,064 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:44,064 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 280 transitions. [2021-04-29 07:52:44,065 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 25.454545454545453) internal successors, (280), 11 states have internal predecessors, (280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:44,066 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 50.0) internal successors, (600), 12 states have internal predecessors, (600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:44,066 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 50.0) internal successors, (600), 12 states have internal predecessors, (600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:44,066 INFO L185 Difference]: Start difference. First operand has 212 places, 555 transitions, 10084 flow. Second operand 11 states and 280 transitions. [2021-04-29 07:52:44,067 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 222 places, 705 transitions, 14683 flow [2021-04-29 07:52:44,518 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 220 places, 705 transitions, 14483 flow, removed 43 selfloop flow, removed 2 redundant places. [2021-04-29 07:52:44,533 INFO L241 Difference]: Finished difference. Result has 224 places, 603 transitions, 11956 flow [2021-04-29 07:52:44,534 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=9808, PETRI_DIFFERENCE_MINUEND_PLACES=210, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=547, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=277, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=248, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=11956, PETRI_PLACES=224, PETRI_TRANSITIONS=603} [2021-04-29 07:52:44,534 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 188 predicate places. [2021-04-29 07:52:44,534 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:44,534 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 224 places, 603 transitions, 11956 flow [2021-04-29 07:52:44,535 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 224 places, 603 transitions, 11956 flow [2021-04-29 07:52:44,541 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 224 places, 603 transitions, 11956 flow [2021-04-29 07:52:44,882 INFO L129 PetriNetUnfolder]: 740/1913 cut-off events. [2021-04-29 07:52:44,882 INFO L130 PetriNetUnfolder]: For 47377/47394 co-relation queries the response was YES. [2021-04-29 07:52:44,896 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16152 conditions, 1913 events. 740/1913 cut-off events. For 47377/47394 co-relation queries the response was YES. Maximal size of possible extension queue 208. Compared 16225 event pairs, 28 based on Foata normal form. 13/1921 useless extension candidates. Maximal degree in co-relation 15925. Up to 476 conditions per place. [2021-04-29 07:52:44,914 INFO L146 LiptonReduction]: Number of co-enabled transitions 660 [2021-04-29 07:52:45,052 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:45,052 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:45,052 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 518 [2021-04-29 07:52:45,053 INFO L480 AbstractCegarLoop]: Abstraction has has 224 places, 603 transitions, 11956 flow [2021-04-29 07:52:45,053 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 22.25) internal successors, (178), 8 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:45,053 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:45,053 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:45,267 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:45,268 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:45,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:45,268 INFO L82 PathProgramCache]: Analyzing trace with hash 1462855512, now seen corresponding path program 7 times [2021-04-29 07:52:45,268 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:45,269 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776056825] [2021-04-29 07:52:45,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:45,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:45,289 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:52:45,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:45,294 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:45,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:45,304 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:45,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:45,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:45,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:45,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:45,332 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:45,332 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776056825] [2021-04-29 07:52:45,332 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1949750994] [2021-04-29 07:52:45,332 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 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:45,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:45,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:52:45,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:52:45,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:45,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:45,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:45,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:45,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:45,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:45,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:45,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:45,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:45,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:45,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:45,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:45,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:45,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:45,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:45,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:45,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,397 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:45,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:45,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:45,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:45,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:45,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:45,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:45,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:45,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:45,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:45,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:45,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:45,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:45,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:45,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:45,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:45,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:45,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:45,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:45,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:45,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:45,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:45,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:45,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:45,429 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 07:52:45,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:45,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:45,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:45,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 07:52:45,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:45,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:45,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:45,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:45,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:45,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:45,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:45,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:45,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:45,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,446 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:45,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:45,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:45,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:45,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:45,449 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:52:45,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:45,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:45,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:45,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:45,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:45,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:45,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:45,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:45,453 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:45,453 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:52:45,453 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-04-29 07:52:45,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333788521] [2021-04-29 07:52:45,453 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 07:52:45,453 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:45,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 07:52:45,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-04-29 07:52:45,454 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:52:45,455 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 224 places, 603 transitions, 11956 flow. Second operand has 10 states, 10 states have (on average 21.2) internal successors, (212), 10 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) [2021-04-29 07:52:45,455 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:45,455 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:52:45,455 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:46,339 INFO L129 PetriNetUnfolder]: 773/2076 cut-off events. [2021-04-29 07:52:46,339 INFO L130 PetriNetUnfolder]: For 51674/51898 co-relation queries the response was YES. [2021-04-29 07:52:46,351 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18721 conditions, 2076 events. 773/2076 cut-off events. For 51674/51898 co-relation queries the response was YES. Maximal size of possible extension queue 240. Compared 18058 event pairs, 36 based on Foata normal form. 136/2212 useless extension candidates. Maximal degree in co-relation 18479. Up to 966 conditions per place. [2021-04-29 07:52:46,366 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 484 selfloop transitions, 179 changer transitions 3/673 dead transitions. [2021-04-29 07:52:46,366 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 234 places, 673 transitions, 14950 flow [2021-04-29 07:52:46,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-04-29 07:52:46,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-04-29 07:52:46,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 272 transitions. [2021-04-29 07:52:46,368 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.49454545454545457 [2021-04-29 07:52:46,368 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 272 transitions. [2021-04-29 07:52:46,368 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 272 transitions. [2021-04-29 07:52:46,368 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:46,368 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 272 transitions. [2021-04-29 07:52:46,369 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 24.727272727272727) internal successors, (272), 11 states have internal predecessors, (272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:46,371 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 50.0) internal successors, (600), 12 states have internal predecessors, (600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:46,371 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 50.0) internal successors, (600), 12 states have internal predecessors, (600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:46,371 INFO L185 Difference]: Start difference. First operand has 224 places, 603 transitions, 11956 flow. Second operand 11 states and 272 transitions. [2021-04-29 07:52:46,371 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 234 places, 673 transitions, 14950 flow [2021-04-29 07:52:46,926 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 230 places, 673 transitions, 14454 flow, removed 106 selfloop flow, removed 4 redundant places. [2021-04-29 07:52:46,941 INFO L241 Difference]: Finished difference. Result has 232 places, 624 transitions, 12337 flow [2021-04-29 07:52:46,942 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=11476, PETRI_DIFFERENCE_MINUEND_PLACES=220, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=603, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=158, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=440, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=12337, PETRI_PLACES=232, PETRI_TRANSITIONS=624} [2021-04-29 07:52:46,942 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 196 predicate places. [2021-04-29 07:52:46,942 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:46,943 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 232 places, 624 transitions, 12337 flow [2021-04-29 07:52:46,943 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 232 places, 624 transitions, 12337 flow [2021-04-29 07:52:46,949 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 232 places, 624 transitions, 12337 flow [2021-04-29 07:52:47,312 INFO L129 PetriNetUnfolder]: 760/2047 cut-off events. [2021-04-29 07:52:47,312 INFO L130 PetriNetUnfolder]: For 48051/48069 co-relation queries the response was YES. [2021-04-29 07:52:47,328 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16892 conditions, 2047 events. 760/2047 cut-off events. For 48051/48069 co-relation queries the response was YES. Maximal size of possible extension queue 221. Compared 18005 event pairs, 43 based on Foata normal form. 16/2061 useless extension candidates. Maximal degree in co-relation 16476. Up to 497 conditions per place. [2021-04-29 07:52:47,348 INFO L146 LiptonReduction]: Number of co-enabled transitions 718 [2021-04-29 07:52:47,440 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:47,440 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:47,441 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 499 [2021-04-29 07:52:47,441 INFO L480 AbstractCegarLoop]: Abstraction has has 232 places, 624 transitions, 12337 flow [2021-04-29 07:52:47,441 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 21.2) internal successors, (212), 10 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) [2021-04-29 07:52:47,441 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:47,441 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:47,654 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable87 [2021-04-29 07:52:47,655 INFO L428 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:47,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:47,655 INFO L82 PathProgramCache]: Analyzing trace with hash 1456583303, now seen corresponding path program 2 times [2021-04-29 07:52:47,656 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:47,656 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247048500] [2021-04-29 07:52:47,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:47,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:47,669 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:52:47,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:47,675 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:47,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:47,682 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:47,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:47,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:47,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:47,697 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:47,697 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1247048500] [2021-04-29 07:52:47,697 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [118600904] [2021-04-29 07:52:47,697 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 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:47,723 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 07:52:47,724 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:52:47,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2021-04-29 07:52:47,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:52:47,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:47,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:47,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:47,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:47,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:47,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:47,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:47,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:47,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:47,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:47,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:47,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:47,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:47,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:47,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:47,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:47,779 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-04-29 07:52:47,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:47,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:47,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:47,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:47,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:47,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:47,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:47,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:47,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:47,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:47,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:47,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:47,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:47,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:47,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:47,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:47,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:47,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:47,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:47,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:47,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:47,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:47,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:47,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:47,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:47,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:47,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:47,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:47,828 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-04-29 07:52:47,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:47,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:47,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:47,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:47,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:47,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:47,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:47,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:47,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:47,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:47,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:47,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:47,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:47,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:47,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:47,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:47,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:47,839 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:47,839 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:52:47,839 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-04-29 07:52:47,839 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445158626] [2021-04-29 07:52:47,839 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-29 07:52:47,840 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:47,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-29 07:52:47,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-04-29 07:52:47,840 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:52:47,841 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 232 places, 624 transitions, 12337 flow. Second operand has 9 states, 9 states have (on average 21.22222222222222) internal successors, (191), 9 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:47,841 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:47,841 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:52:47,841 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:48,934 INFO L129 PetriNetUnfolder]: 765/2040 cut-off events. [2021-04-29 07:52:48,935 INFO L130 PetriNetUnfolder]: For 48643/48843 co-relation queries the response was YES. [2021-04-29 07:52:48,950 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18393 conditions, 2040 events. 765/2040 cut-off events. For 48643/48843 co-relation queries the response was YES. Maximal size of possible extension queue 236. Compared 17620 event pairs, 10 based on Foata normal form. 180/2220 useless extension candidates. Maximal degree in co-relation 18147. Up to 505 conditions per place. [2021-04-29 07:52:48,965 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 326 selfloop transitions, 388 changer transitions 3/724 dead transitions. [2021-04-29 07:52:48,966 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 252 places, 724 transitions, 15977 flow [2021-04-29 07:52:48,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-04-29 07:52:48,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-04-29 07:52:48,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 507 transitions. [2021-04-29 07:52:48,968 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4828571428571429 [2021-04-29 07:52:48,968 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 507 transitions. [2021-04-29 07:52:48,968 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 507 transitions. [2021-04-29 07:52:48,969 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:48,969 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 507 transitions. [2021-04-29 07:52:48,970 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 24.142857142857142) internal successors, (507), 21 states have internal predecessors, (507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:48,973 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 50.0) internal successors, (1100), 22 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) [2021-04-29 07:52:48,973 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 50.0) internal successors, (1100), 22 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) [2021-04-29 07:52:48,973 INFO L185 Difference]: Start difference. First operand has 232 places, 624 transitions, 12337 flow. Second operand 21 states and 507 transitions. [2021-04-29 07:52:48,973 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 252 places, 724 transitions, 15977 flow [2021-04-29 07:52:49,505 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 247 places, 724 transitions, 15541 flow, removed 109 selfloop flow, removed 5 redundant places. [2021-04-29 07:52:49,522 INFO L241 Difference]: Finished difference. Result has 251 places, 652 transitions, 13518 flow [2021-04-29 07:52:49,523 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=11909, PETRI_DIFFERENCE_MINUEND_PLACES=227, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=621, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=357, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=250, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=13518, PETRI_PLACES=251, PETRI_TRANSITIONS=652} [2021-04-29 07:52:49,523 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 215 predicate places. [2021-04-29 07:52:49,523 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:49,524 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 251 places, 652 transitions, 13518 flow [2021-04-29 07:52:49,524 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 251 places, 652 transitions, 13518 flow [2021-04-29 07:52:49,533 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 249 places, 652 transitions, 13518 flow [2021-04-29 07:52:49,902 INFO L129 PetriNetUnfolder]: 751/2029 cut-off events. [2021-04-29 07:52:49,902 INFO L130 PetriNetUnfolder]: For 50786/50818 co-relation queries the response was YES. [2021-04-29 07:52:49,917 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17368 conditions, 2029 events. 751/2029 cut-off events. For 50786/50818 co-relation queries the response was YES. Maximal size of possible extension queue 232. Compared 17897 event pairs, 48 based on Foata normal form. 24/2049 useless extension candidates. Maximal degree in co-relation 17099. Up to 497 conditions per place. [2021-04-29 07:52:49,938 INFO L146 LiptonReduction]: Number of co-enabled transitions 730 [2021-04-29 07:52:50,027 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:50,027 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:50,027 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 504 [2021-04-29 07:52:50,028 INFO L480 AbstractCegarLoop]: Abstraction has has 249 places, 652 transitions, 13518 flow [2021-04-29 07:52:50,028 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 21.22222222222222) internal successors, (191), 9 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:50,028 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:50,028 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:50,229 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable88 [2021-04-29 07:52:50,229 INFO L428 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:50,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:50,230 INFO L82 PathProgramCache]: Analyzing trace with hash -1194583406, now seen corresponding path program 7 times [2021-04-29 07:52:50,230 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:50,230 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462847226] [2021-04-29 07:52:50,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:50,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:50,243 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:52:50,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:50,249 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:50,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:50,256 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:50,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:50,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:50,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:50,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:50,285 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:50,285 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462847226] [2021-04-29 07:52:50,285 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1204951024] [2021-04-29 07:52:50,285 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 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:50,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:50,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:52:50,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:52:50,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:50,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:50,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:50,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:50,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:50,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:50,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:50,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:50,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:50,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:50,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:50,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:50,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:50,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:50,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:50,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:50,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:50,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:50,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:50,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:50,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:50,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:50,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:50,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:50,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:50,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:50,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:50,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:50,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:50,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:50,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:50,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:50,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:50,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:50,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:50,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:50,385 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-04-29 07:52:50,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:50,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:50,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:50,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 07:52:50,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:50,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:50,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:50,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:50,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:50,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:50,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:50,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:50,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:50,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:50,411 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-04-29 07:52:50,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:50,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:50,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:50,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:50,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:50,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:50,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:50,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:50,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:50,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:50,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:50,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:50,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:50,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:50,422 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:50,422 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:52:50,423 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-04-29 07:52:50,423 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283212378] [2021-04-29 07:52:50,423 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 07:52:50,423 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:50,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 07:52:50,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-04-29 07:52:50,424 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:52:50,425 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 249 places, 652 transitions, 13518 flow. Second operand has 10 states, 10 states have (on average 21.2) internal successors, (212), 10 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) [2021-04-29 07:52:50,425 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:50,425 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:52:50,425 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:51,403 INFO L129 PetriNetUnfolder]: 777/2079 cut-off events. [2021-04-29 07:52:51,403 INFO L130 PetriNetUnfolder]: For 53731/53854 co-relation queries the response was YES. [2021-04-29 07:52:51,418 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19243 conditions, 2079 events. 777/2079 cut-off events. For 53731/53854 co-relation queries the response was YES. Maximal size of possible extension queue 228. Compared 17890 event pairs, 45 based on Foata normal form. 107/2186 useless extension candidates. Maximal degree in co-relation 18992. Up to 974 conditions per place. [2021-04-29 07:52:51,427 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 519 selfloop transitions, 189 changer transitions 3/718 dead transitions. [2021-04-29 07:52:51,428 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 261 places, 718 transitions, 16533 flow [2021-04-29 07:52:51,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-29 07:52:51,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-04-29 07:52:51,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 319 transitions. [2021-04-29 07:52:51,429 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4907692307692308 [2021-04-29 07:52:51,429 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 319 transitions. [2021-04-29 07:52:51,429 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 319 transitions. [2021-04-29 07:52:51,430 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:51,430 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 319 transitions. [2021-04-29 07:52:51,431 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 24.53846153846154) internal successors, (319), 13 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:51,432 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 50.0) internal successors, (700), 14 states have internal predecessors, (700), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:51,432 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 50.0) internal successors, (700), 14 states have internal predecessors, (700), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:51,432 INFO L185 Difference]: Start difference. First operand has 249 places, 652 transitions, 13518 flow. Second operand 13 states and 319 transitions. [2021-04-29 07:52:51,433 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 261 places, 718 transitions, 16533 flow [2021-04-29 07:52:51,871 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 257 places, 718 transitions, 15508 flow, removed 426 selfloop flow, removed 4 redundant places. [2021-04-29 07:52:51,886 INFO L241 Difference]: Finished difference. Result has 260 places, 665 transitions, 13198 flow [2021-04-29 07:52:51,887 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=12564, PETRI_DIFFERENCE_MINUEND_PLACES=245, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=650, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=174, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=476, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=13198, PETRI_PLACES=260, PETRI_TRANSITIONS=665} [2021-04-29 07:52:51,887 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 224 predicate places. [2021-04-29 07:52:51,887 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:51,887 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 260 places, 665 transitions, 13198 flow [2021-04-29 07:52:51,887 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 260 places, 665 transitions, 13198 flow [2021-04-29 07:52:51,893 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 260 places, 665 transitions, 13198 flow [2021-04-29 07:52:52,264 INFO L129 PetriNetUnfolder]: 764/2068 cut-off events. [2021-04-29 07:52:52,264 INFO L130 PetriNetUnfolder]: For 45963/45979 co-relation queries the response was YES. [2021-04-29 07:52:52,281 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16972 conditions, 2068 events. 764/2068 cut-off events. For 45963/45979 co-relation queries the response was YES. Maximal size of possible extension queue 209. Compared 18198 event pairs, 46 based on Foata normal form. 14/2077 useless extension candidates. Maximal degree in co-relation 16730. Up to 471 conditions per place. [2021-04-29 07:52:52,354 INFO L146 LiptonReduction]: Number of co-enabled transitions 752 [2021-04-29 07:52:52,430 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:52,430 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:52,430 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 543 [2021-04-29 07:52:52,431 INFO L480 AbstractCegarLoop]: Abstraction has has 260 places, 665 transitions, 13198 flow [2021-04-29 07:52:52,431 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 21.2) internal successors, (212), 10 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) [2021-04-29 07:52:52,431 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:52,431 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:52,645 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:52,646 INFO L428 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:52,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:52,646 INFO L82 PathProgramCache]: Analyzing trace with hash -764056656, now seen corresponding path program 8 times [2021-04-29 07:52:52,646 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:52,647 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770589846] [2021-04-29 07:52:52,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:52,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:52,664 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:52:52,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:52,670 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:52,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:52,678 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:52,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:52,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:52:52,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:52,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:52,702 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:52,702 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770589846] [2021-04-29 07:52:52,702 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1980530701] [2021-04-29 07:52:52,703 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:52,730 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 07:52:52,730 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:52:52,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:52:52,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:52:52,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:52,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:52,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:52,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:52,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:52,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:52,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:52,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:52,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:52,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:52,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:52,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:52,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:52,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:52,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:52,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:52,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:52,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:52,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:52,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:52,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:52,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:52,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:52,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:52,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:52,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:52,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:52,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:52,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:52,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:52,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:52,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:52,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:52,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:52,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:52,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:52,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:52,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:52,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:52,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:52,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:52,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:52,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:52,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:52,824 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-04-29 07:52:52,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:52,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:52,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:52,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 07:52:52,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:52,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:52,838 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:52:52,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:52,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:52,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:52,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:52,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:52,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:52,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:52,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:52,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:52,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:52,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:52,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:52,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:52,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:52,847 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:52,848 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:52:52,848 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-04-29 07:52:52,848 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547182922] [2021-04-29 07:52:52,848 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-04-29 07:52:52,848 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:52,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-04-29 07:52:52,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-04-29 07:52:52,850 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:52:52,850 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 260 places, 665 transitions, 13198 flow. Second operand has 11 states, 11 states have (on average 21.181818181818183) internal successors, (233), 11 states have internal predecessors, (233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:52,850 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:52,851 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:52:52,851 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:53,908 INFO L129 PetriNetUnfolder]: 804/2161 cut-off events. [2021-04-29 07:52:53,908 INFO L130 PetriNetUnfolder]: For 49926/49965 co-relation queries the response was YES. [2021-04-29 07:52:53,991 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19472 conditions, 2161 events. 804/2161 cut-off events. For 49926/49965 co-relation queries the response was YES. Maximal size of possible extension queue 241. Compared 18869 event pairs, 30 based on Foata normal form. 31/2192 useless extension candidates. Maximal degree in co-relation 19215. Up to 961 conditions per place. [2021-04-29 07:52:54,000 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 516 selfloop transitions, 218 changer transitions 3/744 dead transitions. [2021-04-29 07:52:54,001 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 275 places, 744 transitions, 16756 flow [2021-04-29 07:52:54,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-29 07:52:54,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-04-29 07:52:54,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 391 transitions. [2021-04-29 07:52:54,003 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.48875 [2021-04-29 07:52:54,003 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 391 transitions. [2021-04-29 07:52:54,003 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 391 transitions. [2021-04-29 07:52:54,003 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:54,003 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 391 transitions. [2021-04-29 07:52:54,004 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 24.4375) internal successors, (391), 16 states have internal predecessors, (391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:54,006 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 50.0) internal successors, (850), 17 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:54,006 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 50.0) internal successors, (850), 17 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:54,006 INFO L185 Difference]: Start difference. First operand has 260 places, 665 transitions, 13198 flow. Second operand 16 states and 391 transitions. [2021-04-29 07:52:54,006 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 275 places, 744 transitions, 16756 flow [2021-04-29 07:52:54,396 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 270 places, 744 transitions, 16397 flow, removed 27 selfloop flow, removed 5 redundant places. [2021-04-29 07:52:54,412 INFO L241 Difference]: Finished difference. Result has 272 places, 678 transitions, 13697 flow [2021-04-29 07:52:54,413 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=12839, PETRI_DIFFERENCE_MINUEND_PLACES=255, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=665, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=207, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=453, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=13697, PETRI_PLACES=272, PETRI_TRANSITIONS=678} [2021-04-29 07:52:54,413 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 236 predicate places. [2021-04-29 07:52:54,413 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:54,413 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 272 places, 678 transitions, 13697 flow [2021-04-29 07:52:54,413 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 272 places, 678 transitions, 13697 flow [2021-04-29 07:52:54,420 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 272 places, 678 transitions, 13697 flow [2021-04-29 07:52:54,802 INFO L129 PetriNetUnfolder]: 791/2160 cut-off events. [2021-04-29 07:52:54,802 INFO L130 PetriNetUnfolder]: For 51314/51328 co-relation queries the response was YES. [2021-04-29 07:52:54,822 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18027 conditions, 2160 events. 791/2160 cut-off events. For 51314/51328 co-relation queries the response was YES. Maximal size of possible extension queue 225. Compared 19214 event pairs, 49 based on Foata normal form. 11/2168 useless extension candidates. Maximal degree in co-relation 17782. Up to 507 conditions per place. [2021-04-29 07:52:54,843 INFO L146 LiptonReduction]: Number of co-enabled transitions 790 [2021-04-29 07:52:54,924 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:54,924 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:54,925 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 512 [2021-04-29 07:52:54,925 INFO L480 AbstractCegarLoop]: Abstraction has has 272 places, 678 transitions, 13697 flow [2021-04-29 07:52:54,925 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 21.181818181818183) internal successors, (233), 11 states have internal predecessors, (233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:54,925 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:54,925 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:55,126 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,24 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:55,126 INFO L428 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:55,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:55,127 INFO L82 PathProgramCache]: Analyzing trace with hash 1863971974, now seen corresponding path program 9 times [2021-04-29 07:52:55,127 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:55,128 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147647027] [2021-04-29 07:52:55,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:55,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:55,149 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:52:55,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:55,155 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:55,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:55,163 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:55,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:55,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:52:55,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:55,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:55,187 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:55,187 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147647027] [2021-04-29 07:52:55,187 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1479083326] [2021-04-29 07:52:55,187 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 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:55,217 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-04-29 07:52:55,218 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:52:55,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:52:55,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:52:55,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:55,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:55,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:55,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:55,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:55,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:55,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:55,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:55,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:55,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:55,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:55,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:55,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:55,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:55,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:55,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:55,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:55,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:55,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:55,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:55,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:55,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:55,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:55,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:55,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:55,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:55,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:55,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:55,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:55,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:55,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:55,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:55,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:55,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:55,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:55,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:55,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:55,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:55,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:55,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:55,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:55,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:55,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:55,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:55,305 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.1 percent of original size [2021-04-29 07:52:55,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:55,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:55,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:52:55,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:52:55,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:55,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:52:55,317 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-04-29 07:52:55,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:55,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:55,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:55,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:55,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:55,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:55,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:55,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:55,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:55,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:55,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:55,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:55,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:55,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:55,325 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:55,325 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:52:55,326 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-04-29 07:52:55,326 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819728825] [2021-04-29 07:52:55,326 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-04-29 07:52:55,326 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:55,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-04-29 07:52:55,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-04-29 07:52:55,327 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:52:55,328 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 272 places, 678 transitions, 13697 flow. Second operand has 11 states, 11 states have (on average 21.181818181818183) internal successors, (233), 11 states have internal predecessors, (233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:55,328 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:55,328 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:52:55,328 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:56,530 INFO L129 PetriNetUnfolder]: 800/2143 cut-off events. [2021-04-29 07:52:56,531 INFO L130 PetriNetUnfolder]: For 50931/50970 co-relation queries the response was YES. [2021-04-29 07:52:56,548 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19475 conditions, 2143 events. 800/2143 cut-off events. For 50931/50970 co-relation queries the response was YES. Maximal size of possible extension queue 237. Compared 18554 event pairs, 45 based on Foata normal form. 31/2174 useless extension candidates. Maximal degree in co-relation 19215. Up to 961 conditions per place. [2021-04-29 07:52:56,558 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 510 selfloop transitions, 210 changer transitions 3/730 dead transitions. [2021-04-29 07:52:56,559 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 287 places, 730 transitions, 16483 flow [2021-04-29 07:52:56,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-29 07:52:56,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-04-29 07:52:56,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 391 transitions. [2021-04-29 07:52:56,560 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.48875 [2021-04-29 07:52:56,560 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 391 transitions. [2021-04-29 07:52:56,561 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 391 transitions. [2021-04-29 07:52:56,561 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:56,561 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 391 transitions. [2021-04-29 07:52:56,562 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 24.4375) internal successors, (391), 16 states have internal predecessors, (391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:56,563 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 50.0) internal successors, (850), 17 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:56,564 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 50.0) internal successors, (850), 17 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:56,564 INFO L185 Difference]: Start difference. First operand has 272 places, 678 transitions, 13697 flow. Second operand 16 states and 391 transitions. [2021-04-29 07:52:56,564 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 287 places, 730 transitions, 16483 flow [2021-04-29 07:52:57,006 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 282 places, 730 transitions, 16217 flow, removed 107 selfloop flow, removed 5 redundant places. [2021-04-29 07:52:57,024 INFO L241 Difference]: Finished difference. Result has 284 places, 681 transitions, 13941 flow [2021-04-29 07:52:57,025 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=13431, PETRI_DIFFERENCE_MINUEND_PLACES=267, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=678, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=207, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=470, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=13941, PETRI_PLACES=284, PETRI_TRANSITIONS=681} [2021-04-29 07:52:57,025 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 248 predicate places. [2021-04-29 07:52:57,025 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:57,025 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 284 places, 681 transitions, 13941 flow [2021-04-29 07:52:57,026 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 284 places, 681 transitions, 13941 flow [2021-04-29 07:52:57,034 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 284 places, 681 transitions, 13941 flow [2021-04-29 07:52:57,447 INFO L129 PetriNetUnfolder]: 787/2133 cut-off events. [2021-04-29 07:52:57,447 INFO L130 PetriNetUnfolder]: For 50518/50549 co-relation queries the response was YES. [2021-04-29 07:52:57,465 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18029 conditions, 2133 events. 787/2133 cut-off events. For 50518/50549 co-relation queries the response was YES. Maximal size of possible extension queue 233. Compared 18837 event pairs, 47 based on Foata normal form. 22/2154 useless extension candidates. Maximal degree in co-relation 17778. Up to 504 conditions per place. [2021-04-29 07:52:57,486 INFO L146 LiptonReduction]: Number of co-enabled transitions 798 [2021-04-29 07:52:57,564 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:52:57,564 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:52:57,564 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 539 [2021-04-29 07:52:57,565 INFO L480 AbstractCegarLoop]: Abstraction has has 284 places, 681 transitions, 13941 flow [2021-04-29 07:52:57,565 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 21.181818181818183) internal successors, (233), 11 states have internal predecessors, (233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:57,565 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:52:57,565 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:52:57,771 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:57,771 INFO L428 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:52:57,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:52:57,772 INFO L82 PathProgramCache]: Analyzing trace with hash -42504728, now seen corresponding path program 10 times [2021-04-29 07:52:57,772 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:52:57,773 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495549511] [2021-04-29 07:52:57,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:52:57,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:52:57,798 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:52:57,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:57,803 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:52:57,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:57,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:57,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:57,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:57,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:57,836 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:57,836 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495549511] [2021-04-29 07:52:57,836 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1528958303] [2021-04-29 07:52:57,836 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 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:52:57,862 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-29 07:52:57,862 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:52:57,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:52:57,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:52:57,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:57,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:57,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:57,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:57,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:57,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:57,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:57,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:57,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:57,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:57,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:57,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:52:57,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:57,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:57,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:57,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:57,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:57,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:52:57,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:57,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:52:57,907 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 07:52:57,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:57,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:57,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:57,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 07:52:57,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:57,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:57,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:57,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:57,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:57,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:57,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:57,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:57,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:57,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:57,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:57,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:57,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:57,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:57,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:57,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:57,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:57,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:57,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:57,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:57,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:57,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:57,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:57,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:57,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:57,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:57,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:57,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:57,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:57,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:52:57,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:52:57,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:52:57,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:57,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:52:57,946 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:52:57,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:57,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:57,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:57,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:57,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:57,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:57,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:52:57,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:52:57,949 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:52:57,949 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:52:57,949 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-04-29 07:52:57,950 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266983365] [2021-04-29 07:52:57,950 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-29 07:52:57,950 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:52:57,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-29 07:52:57,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-04-29 07:52:57,951 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:52:57,951 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 284 places, 681 transitions, 13941 flow. Second operand has 9 states, 9 states have (on average 21.11111111111111) internal successors, (190), 9 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) [2021-04-29 07:52:57,951 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:52:57,951 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:52:57,951 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:52:58,913 INFO L129 PetriNetUnfolder]: 808/2195 cut-off events. [2021-04-29 07:52:58,914 INFO L130 PetriNetUnfolder]: For 52033/52061 co-relation queries the response was YES. [2021-04-29 07:52:58,934 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20151 conditions, 2195 events. 808/2195 cut-off events. For 52033/52061 co-relation queries the response was YES. Maximal size of possible extension queue 244. Compared 19298 event pairs, 29 based on Foata normal form. 14/2209 useless extension candidates. Maximal degree in co-relation 19678. Up to 1015 conditions per place. [2021-04-29 07:52:58,946 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 537 selfloop transitions, 192 changer transitions 3/739 dead transitions. [2021-04-29 07:52:58,946 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 295 places, 739 transitions, 16858 flow [2021-04-29 07:52:58,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-29 07:52:58,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-04-29 07:52:58,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 288 transitions. [2021-04-29 07:52:58,948 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.48 [2021-04-29 07:52:58,948 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 288 transitions. [2021-04-29 07:52:58,948 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 288 transitions. [2021-04-29 07:52:58,948 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:52:58,948 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 288 transitions. [2021-04-29 07:52:58,949 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 24.0) internal successors, (288), 12 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:58,950 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 50.0) internal successors, (650), 13 states have internal predecessors, (650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:58,950 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 50.0) internal successors, (650), 13 states have internal predecessors, (650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:52:58,950 INFO L185 Difference]: Start difference. First operand has 284 places, 681 transitions, 13941 flow. Second operand 12 states and 288 transitions. [2021-04-29 07:52:58,950 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 295 places, 739 transitions, 16858 flow [2021-04-29 07:52:59,413 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 288 places, 739 transitions, 16675 flow, removed 14 selfloop flow, removed 7 redundant places. [2021-04-29 07:52:59,431 INFO L241 Difference]: Finished difference. Result has 290 places, 690 transitions, 14396 flow [2021-04-29 07:52:59,431 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=13768, PETRI_DIFFERENCE_MINUEND_PLACES=277, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=681, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=183, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=493, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=14396, PETRI_PLACES=290, PETRI_TRANSITIONS=690} [2021-04-29 07:52:59,432 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 254 predicate places. [2021-04-29 07:52:59,432 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:52:59,432 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 290 places, 690 transitions, 14396 flow [2021-04-29 07:52:59,432 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 290 places, 690 transitions, 14396 flow [2021-04-29 07:52:59,442 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 290 places, 690 transitions, 14396 flow [2021-04-29 07:52:59,937 INFO L129 PetriNetUnfolder]: 795/2162 cut-off events. [2021-04-29 07:52:59,938 INFO L130 PetriNetUnfolder]: For 53372/53403 co-relation queries the response was YES. [2021-04-29 07:52:59,956 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18626 conditions, 2162 events. 795/2162 cut-off events. For 53372/53403 co-relation queries the response was YES. Maximal size of possible extension queue 226. Compared 19126 event pairs, 46 based on Foata normal form. 22/2181 useless extension candidates. Maximal degree in co-relation 18178. Up to 515 conditions per place. [2021-04-29 07:52:59,977 INFO L146 LiptonReduction]: Number of co-enabled transitions 822 [2021-04-29 07:53:00,060 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:53:00,061 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:53:00,061 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 629 [2021-04-29 07:53:00,061 INFO L480 AbstractCegarLoop]: Abstraction has has 290 places, 690 transitions, 14396 flow [2021-04-29 07:53:00,062 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 21.11111111111111) internal successors, (190), 9 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) [2021-04-29 07:53:00,062 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:53:00,062 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:53:00,275 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable92 [2021-04-29 07:53:00,276 INFO L428 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:53:00,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:53:00,276 INFO L82 PathProgramCache]: Analyzing trace with hash -1267453516, now seen corresponding path program 8 times [2021-04-29 07:53:00,277 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:53:00,277 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442453876] [2021-04-29 07:53:00,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:53:00,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:53:00,289 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:53:00,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:00,298 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:53:00,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:00,305 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-04-29 07:53:00,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:00,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:53:00,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:00,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:00,329 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:00,329 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442453876] [2021-04-29 07:53:00,330 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [215751750] [2021-04-29 07:53:00,330 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) [2021-04-29 07:53:00,358 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 07:53:00,358 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:53:00,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:53:00,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:53:00,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:00,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:00,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:00,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:00,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:00,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:00,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:00,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:00,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:00,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:00,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:00,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:00,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:00,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:00,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:00,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:00,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:00,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:00,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:00,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:00,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:00,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:00,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:00,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:00,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:00,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:00,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:00,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:00,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:00,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:00,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:00,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:00,410 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 07:53:00,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:53:00,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:00,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:00,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:00,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:00,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:00,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:00,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:00,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:00,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:00,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:00,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:00,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:00,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:53:00,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:53:00,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:53:00,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:00,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:00,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:00,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:00,447 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-04-29 07:53:00,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:00,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:00,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:00,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:00,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:00,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:00,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:00,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:00,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:00,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:00,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:00,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:00,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:00,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:00,458 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:00,458 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:53:00,458 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2021-04-29 07:53:00,458 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774686560] [2021-04-29 07:53:00,459 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 07:53:00,459 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:53:00,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 07:53:00,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-04-29 07:53:00,460 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:53:00,460 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 290 places, 690 transitions, 14396 flow. Second operand has 10 states, 10 states have (on average 21.2) internal successors, (212), 10 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) [2021-04-29 07:53:00,460 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:53:00,460 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:53:00,460 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:53:01,326 INFO L129 PetriNetUnfolder]: 785/2053 cut-off events. [2021-04-29 07:53:01,326 INFO L130 PetriNetUnfolder]: For 50478/50596 co-relation queries the response was YES. [2021-04-29 07:53:01,351 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19009 conditions, 2053 events. 785/2053 cut-off events. For 50478/50596 co-relation queries the response was YES. Maximal size of possible extension queue 241. Compared 17475 event pairs, 35 based on Foata normal form. 82/2135 useless extension candidates. Maximal degree in co-relation 18534. Up to 1031 conditions per place. [2021-04-29 07:53:01,361 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 527 selfloop transitions, 209 changer transitions 4/747 dead transitions. [2021-04-29 07:53:01,362 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 298 places, 747 transitions, 17067 flow [2021-04-29 07:53:01,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-04-29 07:53:01,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-04-29 07:53:01,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 217 transitions. [2021-04-29 07:53:01,363 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4822222222222222 [2021-04-29 07:53:01,363 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 217 transitions. [2021-04-29 07:53:01,363 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 217 transitions. [2021-04-29 07:53:01,363 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:53:01,363 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 217 transitions. [2021-04-29 07:53:01,364 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 24.11111111111111) internal successors, (217), 9 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:01,365 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 50.0) internal successors, (500), 10 states have internal predecessors, (500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:01,366 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 50.0) internal successors, (500), 10 states have internal predecessors, (500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:01,366 INFO L185 Difference]: Start difference. First operand has 290 places, 690 transitions, 14396 flow. Second operand 9 states and 217 transitions. [2021-04-29 07:53:01,366 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 298 places, 747 transitions, 17067 flow [2021-04-29 07:53:01,847 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 292 places, 747 transitions, 16697 flow, removed 56 selfloop flow, removed 6 redundant places. [2021-04-29 07:53:01,872 INFO L241 Difference]: Finished difference. Result has 294 places, 699 transitions, 14668 flow [2021-04-29 07:53:01,873 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=13748, PETRI_DIFFERENCE_MINUEND_PLACES=284, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=680, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=190, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=489, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=14668, PETRI_PLACES=294, PETRI_TRANSITIONS=699} [2021-04-29 07:53:01,874 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 258 predicate places. [2021-04-29 07:53:01,874 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:53:01,874 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 294 places, 699 transitions, 14668 flow [2021-04-29 07:53:01,874 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 294 places, 699 transitions, 14668 flow [2021-04-29 07:53:01,884 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 294 places, 699 transitions, 14668 flow [2021-04-29 07:53:02,568 INFO L129 PetriNetUnfolder]: 771/2017 cut-off events. [2021-04-29 07:53:02,568 INFO L130 PetriNetUnfolder]: For 48948/48961 co-relation queries the response was YES. [2021-04-29 07:53:02,585 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17508 conditions, 2017 events. 771/2017 cut-off events. For 48948/48961 co-relation queries the response was YES. Maximal size of possible extension queue 222. Compared 17402 event pairs, 33 based on Foata normal form. 10/2023 useless extension candidates. Maximal degree in co-relation 17059. Up to 513 conditions per place. [2021-04-29 07:53:02,604 INFO L146 LiptonReduction]: Number of co-enabled transitions 840 [2021-04-29 07:53:02,680 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:53:02,680 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:53:02,680 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 806 [2021-04-29 07:53:02,681 INFO L480 AbstractCegarLoop]: Abstraction has has 294 places, 699 transitions, 14668 flow [2021-04-29 07:53:02,681 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 21.2) internal successors, (212), 10 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) [2021-04-29 07:53:02,681 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:53:02,681 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:53:02,886 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93,27 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:53:02,886 INFO L428 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:53:02,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:53:02,887 INFO L82 PathProgramCache]: Analyzing trace with hash -1274063925, now seen corresponding path program 11 times [2021-04-29 07:53:02,887 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:53:02,888 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [469499057] [2021-04-29 07:53:02,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:53:02,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:53:02,900 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-04-29 07:53:02,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:53:02,909 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:53:02,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:02,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:02,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:02,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:02,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:53:02,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:02,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:02,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:02,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:02,934 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:02,934 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [469499057] [2021-04-29 07:53:02,935 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [637395095] [2021-04-29 07:53:02,935 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 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:53:02,965 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-04-29 07:53:02,965 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:53:02,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:53:02,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:53:02,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:02,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:53:02,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:02,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:02,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:02,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:02,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:53:02,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:02,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:02,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:02,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:02,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:02,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:02,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:02,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:02,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:02,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:02,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:02,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:02,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:02,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:02,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:02,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:02,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:02,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:02,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:02,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:02,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:02,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:02,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:02,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:02,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:02,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:02,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:02,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:02,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:02,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:02,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:02,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:02,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:02,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:03,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:03,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:03,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:03,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:03,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:03,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:03,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:03,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:03,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:03,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:03,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:03,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:03,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:03,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:03,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:03,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:03,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:03,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:03,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:03,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,037 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:03,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:03,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:03,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:03,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:03,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:03,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:03,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:03,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:03,054 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 07:53:03,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:53:03,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:03,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:53:03,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 07:53:03,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:03,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:03,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:03,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:03,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:03,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:03,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:03,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:03,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:03,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:03,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:03,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:03,066 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:03,066 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:53:03,066 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 10 [2021-04-29 07:53:03,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587649450] [2021-04-29 07:53:03,066 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-04-29 07:53:03,066 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:53:03,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-04-29 07:53:03,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-04-29 07:53:03,067 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 21 out of 50 [2021-04-29 07:53:03,068 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 294 places, 699 transitions, 14668 flow. Second operand has 11 states, 11 states have (on average 22.272727272727273) internal successors, (245), 11 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:03,068 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:53:03,068 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 21 of 50 [2021-04-29 07:53:03,068 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:53:04,196 INFO L129 PetriNetUnfolder]: 1035/2623 cut-off events. [2021-04-29 07:53:04,196 INFO L130 PetriNetUnfolder]: For 67174/67292 co-relation queries the response was YES. [2021-04-29 07:53:04,220 INFO L84 FinitePrefix]: Finished finitePrefix Result has 25110 conditions, 2623 events. 1035/2623 cut-off events. For 67174/67292 co-relation queries the response was YES. Maximal size of possible extension queue 297. Compared 23036 event pairs, 79 based on Foata normal form. 95/2718 useless extension candidates. Maximal degree in co-relation 24634. Up to 1039 conditions per place. [2021-04-29 07:53:04,233 INFO L132 encePairwiseOnDemand]: 46/50 looper letters, 635 selfloop transitions, 321 changer transitions 0/963 dead transitions. [2021-04-29 07:53:04,234 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 304 places, 963 transitions, 22041 flow [2021-04-29 07:53:04,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-04-29 07:53:04,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-04-29 07:53:04,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 289 transitions. [2021-04-29 07:53:04,235 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5254545454545455 [2021-04-29 07:53:04,235 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 289 transitions. [2021-04-29 07:53:04,235 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 289 transitions. [2021-04-29 07:53:04,235 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:53:04,235 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 289 transitions. [2021-04-29 07:53:04,236 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 26.272727272727273) internal successors, (289), 11 states have internal predecessors, (289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:04,237 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 50.0) internal successors, (600), 12 states have internal predecessors, (600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:04,237 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 50.0) internal successors, (600), 12 states have internal predecessors, (600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:04,237 INFO L185 Difference]: Start difference. First operand has 294 places, 699 transitions, 14668 flow. Second operand 11 states and 289 transitions. [2021-04-29 07:53:04,237 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 304 places, 963 transitions, 22041 flow [2021-04-29 07:53:04,943 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 299 places, 963 transitions, 21814 flow, removed 51 selfloop flow, removed 5 redundant places. [2021-04-29 07:53:04,977 INFO L241 Difference]: Finished difference. Result has 305 places, 821 transitions, 18519 flow [2021-04-29 07:53:04,978 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=14441, PETRI_DIFFERENCE_MINUEND_PLACES=289, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=699, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=227, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=461, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=18519, PETRI_PLACES=305, PETRI_TRANSITIONS=821} [2021-04-29 07:53:04,978 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 269 predicate places. [2021-04-29 07:53:04,979 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:53:04,979 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 305 places, 821 transitions, 18519 flow [2021-04-29 07:53:04,979 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 305 places, 821 transitions, 18519 flow [2021-04-29 07:53:04,994 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 305 places, 821 transitions, 18519 flow [2021-04-29 07:53:05,672 INFO L129 PetriNetUnfolder]: 1023/2654 cut-off events. [2021-04-29 07:53:05,673 INFO L130 PetriNetUnfolder]: For 73904/73927 co-relation queries the response was YES. [2021-04-29 07:53:05,706 INFO L84 FinitePrefix]: Finished finitePrefix Result has 24006 conditions, 2654 events. 1023/2654 cut-off events. For 73904/73927 co-relation queries the response was YES. Maximal size of possible extension queue 294. Compared 23996 event pairs, 60 based on Foata normal form. 16/2666 useless extension candidates. Maximal degree in co-relation 23537. Up to 772 conditions per place. [2021-04-29 07:53:05,733 INFO L146 LiptonReduction]: Number of co-enabled transitions 872 [2021-04-29 07:53:05,857 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:53:05,858 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:53:05,858 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 879 [2021-04-29 07:53:05,858 INFO L480 AbstractCegarLoop]: Abstraction has has 305 places, 821 transitions, 18519 flow [2021-04-29 07:53:05,859 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 22.272727272727273) internal successors, (245), 11 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:05,859 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:53:05,859 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:53:06,064 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable94 [2021-04-29 07:53:06,065 INFO L428 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:53:06,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:53:06,065 INFO L82 PathProgramCache]: Analyzing trace with hash 861554307, now seen corresponding path program 3 times [2021-04-29 07:53:06,066 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:53:06,066 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542175478] [2021-04-29 07:53:06,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:53:06,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:53:06,078 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:53:06,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:06,084 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:53:06,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:06,091 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-04-29 07:53:06,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:06,099 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:53:06,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:06,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:06,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:06,118 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:06,118 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542175478] [2021-04-29 07:53:06,118 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1798551323] [2021-04-29 07:53:06,118 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 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:53:06,148 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-04-29 07:53:06,149 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:53:06,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2021-04-29 07:53:06,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:53:06,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:06,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:06,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:06,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:06,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:06,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:06,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:06,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:06,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,171 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:06,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:06,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:06,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:06,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:06,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:06,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:06,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:06,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:06,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:06,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:06,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:06,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:06,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:06,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:06,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:06,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:06,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:06,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:06,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 07:53:06,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:06,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:06,214 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-04-29 07:53:06,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:06,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:06,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:06,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:53:06,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:06,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:06,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:06,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:06,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:06,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:06,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:06,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:06,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:06,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:06,232 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:53:06,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:06,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:06,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:06,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:06,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:06,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:06,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:06,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:06,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:06,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:06,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:06,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:06,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:06,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:06,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:06,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:06,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:06,246 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:06,246 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:53:06,246 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2021-04-29 07:53:06,246 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951524637] [2021-04-29 07:53:06,247 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 07:53:06,247 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:53:06,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 07:53:06,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-04-29 07:53:06,247 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:53:06,248 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 305 places, 821 transitions, 18519 flow. Second operand has 10 states, 10 states have (on average 21.2) internal successors, (212), 10 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) [2021-04-29 07:53:06,248 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:53:06,248 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:53:06,248 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:53:07,599 INFO L129 PetriNetUnfolder]: 1012/2576 cut-off events. [2021-04-29 07:53:07,599 INFO L130 PetriNetUnfolder]: For 73355/73473 co-relation queries the response was YES. [2021-04-29 07:53:07,622 INFO L84 FinitePrefix]: Finished finitePrefix Result has 25424 conditions, 2576 events. 1012/2576 cut-off events. For 73355/73473 co-relation queries the response was YES. Maximal size of possible extension queue 293. Compared 22526 event pairs, 19 based on Foata normal form. 98/2674 useless extension candidates. Maximal degree in co-relation 24930. Up to 738 conditions per place. [2021-04-29 07:53:07,641 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 437 selfloop transitions, 487 changer transitions 2/933 dead transitions. [2021-04-29 07:53:07,641 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 321 places, 933 transitions, 22918 flow [2021-04-29 07:53:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-04-29 07:53:07,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-04-29 07:53:07,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 418 transitions. [2021-04-29 07:53:07,643 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.49176470588235294 [2021-04-29 07:53:07,643 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 418 transitions. [2021-04-29 07:53:07,643 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 418 transitions. [2021-04-29 07:53:07,643 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:53:07,643 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 418 transitions. [2021-04-29 07:53:07,644 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 24.58823529411765) internal successors, (418), 17 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) [2021-04-29 07:53:07,645 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 50.0) internal successors, (900), 18 states have internal predecessors, (900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:07,645 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 50.0) internal successors, (900), 18 states have internal predecessors, (900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:07,646 INFO L185 Difference]: Start difference. First operand has 305 places, 821 transitions, 18519 flow. Second operand 17 states and 418 transitions. [2021-04-29 07:53:07,646 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 321 places, 933 transitions, 22918 flow [2021-04-29 07:53:08,299 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 318 places, 933 transitions, 22303 flow, removed 210 selfloop flow, removed 3 redundant places. [2021-04-29 07:53:08,320 INFO L241 Difference]: Finished difference. Result has 320 places, 821 transitions, 19302 flow [2021-04-29 07:53:08,320 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=17807, PETRI_DIFFERENCE_MINUEND_PLACES=302, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=807, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=472, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=328, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=19302, PETRI_PLACES=320, PETRI_TRANSITIONS=821} [2021-04-29 07:53:08,320 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 284 predicate places. [2021-04-29 07:53:08,321 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:53:08,321 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 320 places, 821 transitions, 19302 flow [2021-04-29 07:53:08,321 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 320 places, 821 transitions, 19302 flow [2021-04-29 07:53:08,330 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 320 places, 821 transitions, 19302 flow [2021-04-29 07:53:08,866 INFO L129 PetriNetUnfolder]: 997/2601 cut-off events. [2021-04-29 07:53:08,867 INFO L130 PetriNetUnfolder]: For 69093/69116 co-relation queries the response was YES. [2021-04-29 07:53:08,892 INFO L84 FinitePrefix]: Finished finitePrefix Result has 23841 conditions, 2601 events. 997/2601 cut-off events. For 69093/69116 co-relation queries the response was YES. Maximal size of possible extension queue 287. Compared 23441 event pairs, 52 based on Foata normal form. 18/2617 useless extension candidates. Maximal degree in co-relation 23361. Up to 726 conditions per place. [2021-04-29 07:53:08,920 INFO L146 LiptonReduction]: Number of co-enabled transitions 840 [2021-04-29 07:53:09,044 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:53:09,044 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:53:09,044 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 723 [2021-04-29 07:53:09,045 INFO L480 AbstractCegarLoop]: Abstraction has has 320 places, 821 transitions, 19302 flow [2021-04-29 07:53:09,045 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 21.2) internal successors, (212), 10 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) [2021-04-29 07:53:09,045 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:53:09,045 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:53:09,246 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95,29 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:53:09,246 INFO L428 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:53:09,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:53:09,247 INFO L82 PathProgramCache]: Analyzing trace with hash -1707412370, now seen corresponding path program 9 times [2021-04-29 07:53:09,247 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:53:09,247 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975439199] [2021-04-29 07:53:09,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:53:09,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:53:09,265 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:53:09,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:09,271 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:53:09,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:09,279 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-04-29 07:53:09,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:09,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:53:09,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:09,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:09,302 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:09,303 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975439199] [2021-04-29 07:53:09,303 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [627398922] [2021-04-29 07:53:09,303 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:53:09,330 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-04-29 07:53:09,330 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:53:09,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:53:09,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:53:09,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:09,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:09,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:09,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:09,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:09,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:09,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:09,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:09,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:09,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:09,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:09,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:09,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:09,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:09,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:09,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:09,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:09,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:09,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:09,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:09,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:09,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:09,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:09,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:09,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:09,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:09,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:09,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:09,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:09,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:09,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:09,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:09,386 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 07:53:09,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:53:09,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:09,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:09,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:09,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:09,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:09,404 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 07:53:09,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:53:09,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:09,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:53:09,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 07:53:09,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:09,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:09,411 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:53:09,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:09,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:09,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:09,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:09,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:09,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:09,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:09,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:09,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:09,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:09,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:09,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:09,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:09,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:09,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:09,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:09,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:09,420 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:09,420 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:53:09,420 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2021-04-29 07:53:09,421 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75094523] [2021-04-29 07:53:09,421 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 07:53:09,421 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:53:09,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 07:53:09,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-04-29 07:53:09,421 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:53:09,422 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 320 places, 821 transitions, 19302 flow. Second operand has 10 states, 10 states have (on average 21.2) internal successors, (212), 10 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) [2021-04-29 07:53:09,422 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:53:09,422 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:53:09,422 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:53:10,816 INFO L129 PetriNetUnfolder]: 1016/2657 cut-off events. [2021-04-29 07:53:10,817 INFO L130 PetriNetUnfolder]: For 72676/72788 co-relation queries the response was YES. [2021-04-29 07:53:10,840 INFO L84 FinitePrefix]: Finished finitePrefix Result has 26194 conditions, 2657 events. 1016/2657 cut-off events. For 72676/72788 co-relation queries the response was YES. Maximal size of possible extension queue 315. Compared 24019 event pairs, 56 based on Foata normal form. 72/2729 useless extension candidates. Maximal degree in co-relation 25689. Up to 881 conditions per place. [2021-04-29 07:53:10,853 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 598 selfloop transitions, 341 changer transitions 6/952 dead transitions. [2021-04-29 07:53:10,853 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 334 places, 952 transitions, 24033 flow [2021-04-29 07:53:10,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-04-29 07:53:10,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-04-29 07:53:10,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 358 transitions. [2021-04-29 07:53:10,854 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.47733333333333333 [2021-04-29 07:53:10,854 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 358 transitions. [2021-04-29 07:53:10,855 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 358 transitions. [2021-04-29 07:53:10,855 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:53:10,855 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 358 transitions. [2021-04-29 07:53:10,856 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 23.866666666666667) internal successors, (358), 15 states have internal predecessors, (358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:10,857 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 50.0) internal successors, (800), 16 states have internal predecessors, (800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:10,857 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 50.0) internal successors, (800), 16 states have internal predecessors, (800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:10,857 INFO L185 Difference]: Start difference. First operand has 320 places, 821 transitions, 19302 flow. Second operand 15 states and 358 transitions. [2021-04-29 07:53:10,857 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 334 places, 952 transitions, 24033 flow [2021-04-29 07:53:11,552 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 327 places, 952 transitions, 23475 flow, removed 70 selfloop flow, removed 7 redundant places. [2021-04-29 07:53:11,579 INFO L241 Difference]: Finished difference. Result has 331 places, 892 transitions, 21144 flow [2021-04-29 07:53:11,581 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=18272, PETRI_DIFFERENCE_MINUEND_PLACES=313, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=807, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=257, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=535, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=21144, PETRI_PLACES=331, PETRI_TRANSITIONS=892} [2021-04-29 07:53:11,581 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 295 predicate places. [2021-04-29 07:53:11,581 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:53:11,581 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 331 places, 892 transitions, 21144 flow [2021-04-29 07:53:11,581 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 331 places, 892 transitions, 21144 flow [2021-04-29 07:53:11,594 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 331 places, 892 transitions, 21144 flow [2021-04-29 07:53:12,248 INFO L129 PetriNetUnfolder]: 1002/2616 cut-off events. [2021-04-29 07:53:12,249 INFO L130 PetriNetUnfolder]: For 74418/74449 co-relation queries the response was YES. [2021-04-29 07:53:12,281 INFO L84 FinitePrefix]: Finished finitePrefix Result has 24692 conditions, 2616 events. 1002/2616 cut-off events. For 74418/74449 co-relation queries the response was YES. Maximal size of possible extension queue 287. Compared 23668 event pairs, 60 based on Foata normal form. 24/2636 useless extension candidates. Maximal degree in co-relation 24203. Up to 780 conditions per place. [2021-04-29 07:53:12,318 INFO L146 LiptonReduction]: Number of co-enabled transitions 890 [2021-04-29 07:53:12,463 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:53:12,464 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:53:12,464 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 883 [2021-04-29 07:53:12,464 INFO L480 AbstractCegarLoop]: Abstraction has has 331 places, 892 transitions, 21144 flow [2021-04-29 07:53:12,464 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 21.2) internal successors, (212), 10 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) [2021-04-29 07:53:12,465 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:53:12,465 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:53:12,672 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable96 [2021-04-29 07:53:12,672 INFO L428 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:53:12,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:53:12,673 INFO L82 PathProgramCache]: Analyzing trace with hash -1825768820, now seen corresponding path program 12 times [2021-04-29 07:53:12,673 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:53:12,674 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399195481] [2021-04-29 07:53:12,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:53:12,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:53:12,688 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:53:12,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:12,694 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:53:12,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:12,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:12,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:53:12,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:12,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:12,731 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:12,731 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399195481] [2021-04-29 07:53:12,731 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2067596020] [2021-04-29 07:53:12,731 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 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:53:12,763 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-04-29 07:53:12,763 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:53:12,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:53:12,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:53:12,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:12,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:12,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:12,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:12,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:12,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:12,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:12,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:12,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:12,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:12,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:12,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:12,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:12,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:12,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:12,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:12,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:12,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:12,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:12,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:12,819 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 07:53:12,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:53:12,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:12,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:53:12,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 07:53:12,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:12,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:12,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:12,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:12,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:12,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:12,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:12,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:12,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:53:12,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:12,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:12,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:53:12,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:53:12,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:53:12,835 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-04-29 07:53:12,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:12,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:12,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:12,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:53:12,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:12,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:12,841 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:53:12,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:12,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:12,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:12,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:12,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:12,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:12,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:12,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:12,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:12,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:12,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:12,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:12,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:12,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:12,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:12,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:12,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:12,853 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:12,854 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:53:12,854 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-04-29 07:53:12,854 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813066239] [2021-04-29 07:53:12,854 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-29 07:53:12,854 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:53:12,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-29 07:53:12,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-04-29 07:53:12,855 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:53:12,856 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 331 places, 892 transitions, 21144 flow. Second operand has 9 states, 9 states have (on average 21.11111111111111) internal successors, (190), 9 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) [2021-04-29 07:53:12,856 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:53:12,856 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:53:12,856 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:53:14,453 INFO L129 PetriNetUnfolder]: 1031/2697 cut-off events. [2021-04-29 07:53:14,453 INFO L130 PetriNetUnfolder]: For 77195/77234 co-relation queries the response was YES. [2021-04-29 07:53:14,474 INFO L84 FinitePrefix]: Finished finitePrefix Result has 27205 conditions, 2697 events. 1031/2697 cut-off events. For 77195/77234 co-relation queries the response was YES. Maximal size of possible extension queue 318. Compared 24597 event pairs, 49 based on Foata normal form. 53/2750 useless extension candidates. Maximal degree in co-relation 26645. Up to 848 conditions per place. [2021-04-29 07:53:14,487 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 578 selfloop transitions, 402 changer transitions 3/990 dead transitions. [2021-04-29 07:53:14,487 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 351 places, 990 transitions, 25625 flow [2021-04-29 07:53:14,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-04-29 07:53:14,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-04-29 07:53:14,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 506 transitions. [2021-04-29 07:53:14,489 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4819047619047619 [2021-04-29 07:53:14,489 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 506 transitions. [2021-04-29 07:53:14,489 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 506 transitions. [2021-04-29 07:53:14,489 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:53:14,489 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 506 transitions. [2021-04-29 07:53:14,490 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 24.095238095238095) internal successors, (506), 21 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) [2021-04-29 07:53:14,491 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 50.0) internal successors, (1100), 22 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) [2021-04-29 07:53:14,492 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 50.0) internal successors, (1100), 22 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) [2021-04-29 07:53:14,492 INFO L185 Difference]: Start difference. First operand has 331 places, 892 transitions, 21144 flow. Second operand 21 states and 506 transitions. [2021-04-29 07:53:14,492 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 351 places, 990 transitions, 25625 flow [2021-04-29 07:53:15,235 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 343 places, 990 transitions, 24537 flow, removed 392 selfloop flow, removed 8 redundant places. [2021-04-29 07:53:15,259 INFO L241 Difference]: Finished difference. Result has 354 places, 944 transitions, 23088 flow [2021-04-29 07:53:15,260 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=20023, PETRI_DIFFERENCE_MINUEND_PLACES=323, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=884, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=348, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=514, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=23088, PETRI_PLACES=354, PETRI_TRANSITIONS=944} [2021-04-29 07:53:15,260 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 318 predicate places. [2021-04-29 07:53:15,260 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:53:15,260 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 354 places, 944 transitions, 23088 flow [2021-04-29 07:53:15,260 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 354 places, 944 transitions, 23088 flow [2021-04-29 07:53:15,270 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 354 places, 944 transitions, 23088 flow [2021-04-29 07:53:15,877 INFO L129 PetriNetUnfolder]: 1018/2634 cut-off events. [2021-04-29 07:53:15,877 INFO L130 PetriNetUnfolder]: For 76796/76830 co-relation queries the response was YES. [2021-04-29 07:53:15,904 INFO L84 FinitePrefix]: Finished finitePrefix Result has 25373 conditions, 2634 events. 1018/2634 cut-off events. For 76796/76830 co-relation queries the response was YES. Maximal size of possible extension queue 299. Compared 23968 event pairs, 50 based on Foata normal form. 26/2658 useless extension candidates. Maximal degree in co-relation 24809. Up to 815 conditions per place. [2021-04-29 07:53:15,933 INFO L146 LiptonReduction]: Number of co-enabled transitions 956 [2021-04-29 07:53:16,185 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:53:16,185 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:53:16,185 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 925 [2021-04-29 07:53:16,186 INFO L480 AbstractCegarLoop]: Abstraction has has 354 places, 944 transitions, 23088 flow [2021-04-29 07:53:16,186 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 21.11111111111111) internal successors, (190), 9 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) [2021-04-29 07:53:16,186 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:53:16,186 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:53:16,399 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:53:16,400 INFO L428 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:53:16,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:53:16,400 INFO L82 PathProgramCache]: Analyzing trace with hash -966894290, now seen corresponding path program 13 times [2021-04-29 07:53:16,401 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:53:16,401 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772107153] [2021-04-29 07:53:16,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:53:16,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:53:16,412 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:53:16,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:16,417 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:53:16,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:16,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:16,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:53:16,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:16,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:16,446 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:16,446 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772107153] [2021-04-29 07:53:16,446 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1642447961] [2021-04-29 07:53:16,447 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 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:53:16,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:53:16,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:53:16,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:53:16,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:16,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:16,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:16,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:16,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:16,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:16,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:16,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:16,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:16,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:16,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:16,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:16,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:16,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:16,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:16,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:16,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:16,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:16,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:16,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:16,529 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 07:53:16,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:53:16,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:16,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:53:16,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 07:53:16,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:16,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:16,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:16,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:16,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:16,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:16,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:16,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:16,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:53:16,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:16,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:16,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:53:16,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:53:16,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:53:16,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:16,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:16,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:53:16,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:16,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:16,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:53:16,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:16,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:16,556 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:53:16,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:16,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:16,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:16,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:16,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:16,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:16,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:16,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:16,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:16,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:16,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:16,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:16,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:16,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:16,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:16,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:16,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:16,567 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:16,567 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:53:16,567 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-04-29 07:53:16,567 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491576017] [2021-04-29 07:53:16,567 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-29 07:53:16,568 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:53:16,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-29 07:53:16,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-04-29 07:53:16,569 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:53:16,569 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 354 places, 944 transitions, 23088 flow. Second operand has 9 states, 9 states have (on average 21.11111111111111) internal successors, (190), 9 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) [2021-04-29 07:53:16,569 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:53:16,569 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:53:16,569 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:53:18,153 INFO L129 PetriNetUnfolder]: 1024/2638 cut-off events. [2021-04-29 07:53:18,154 INFO L130 PetriNetUnfolder]: For 77454/77567 co-relation queries the response was YES. [2021-04-29 07:53:18,180 INFO L84 FinitePrefix]: Finished finitePrefix Result has 27270 conditions, 2638 events. 1024/2638 cut-off events. For 77454/77567 co-relation queries the response was YES. Maximal size of possible extension queue 318. Compared 23712 event pairs, 69 based on Foata normal form. 91/2729 useless extension candidates. Maximal degree in co-relation 26709. Up to 1470 conditions per place. [2021-04-29 07:53:18,194 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 659 selfloop transitions, 292 changer transitions 1/959 dead transitions. [2021-04-29 07:53:18,194 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 367 places, 959 transitions, 25319 flow [2021-04-29 07:53:18,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-29 07:53:18,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-04-29 07:53:18,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 337 transitions. [2021-04-29 07:53:18,195 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.48142857142857143 [2021-04-29 07:53:18,195 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 337 transitions. [2021-04-29 07:53:18,195 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 337 transitions. [2021-04-29 07:53:18,196 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:53:18,196 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 337 transitions. [2021-04-29 07:53:18,196 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 24.071428571428573) internal successors, (337), 14 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) [2021-04-29 07:53:18,197 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 50.0) internal successors, (750), 15 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:18,197 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 50.0) internal successors, (750), 15 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:18,197 INFO L185 Difference]: Start difference. First operand has 354 places, 944 transitions, 23088 flow. Second operand 14 states and 337 transitions. [2021-04-29 07:53:18,198 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 367 places, 959 transitions, 25319 flow [2021-04-29 07:53:19,317 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 362 places, 959 transitions, 24398 flow, removed 375 selfloop flow, removed 5 redundant places. [2021-04-29 07:53:19,346 INFO L241 Difference]: Finished difference. Result has 365 places, 940 transitions, 22841 flow [2021-04-29 07:53:19,347 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=22010, PETRI_DIFFERENCE_MINUEND_PLACES=349, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=937, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=289, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=645, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=22841, PETRI_PLACES=365, PETRI_TRANSITIONS=940} [2021-04-29 07:53:19,347 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 329 predicate places. [2021-04-29 07:53:19,347 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:53:19,347 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 365 places, 940 transitions, 22841 flow [2021-04-29 07:53:19,347 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 365 places, 940 transitions, 22841 flow [2021-04-29 07:53:19,358 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 365 places, 940 transitions, 22841 flow [2021-04-29 07:53:19,989 INFO L129 PetriNetUnfolder]: 1013/2632 cut-off events. [2021-04-29 07:53:19,989 INFO L130 PetriNetUnfolder]: For 75025/75056 co-relation queries the response was YES. [2021-04-29 07:53:20,014 INFO L84 FinitePrefix]: Finished finitePrefix Result has 24936 conditions, 2632 events. 1013/2632 cut-off events. For 75025/75056 co-relation queries the response was YES. Maximal size of possible extension queue 316. Compared 24072 event pairs, 45 based on Foata normal form. 24/2652 useless extension candidates. Maximal degree in co-relation 24538. Up to 792 conditions per place. [2021-04-29 07:53:20,041 INFO L146 LiptonReduction]: Number of co-enabled transitions 960 [2021-04-29 07:53:20,190 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:53:20,190 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:53:20,190 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 843 [2021-04-29 07:53:20,191 INFO L480 AbstractCegarLoop]: Abstraction has has 365 places, 940 transitions, 22841 flow [2021-04-29 07:53:20,191 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 21.11111111111111) internal successors, (190), 9 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) [2021-04-29 07:53:20,191 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:53:20,191 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:53:20,396 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable98 [2021-04-29 07:53:20,396 INFO L428 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:53:20,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:53:20,397 INFO L82 PathProgramCache]: Analyzing trace with hash 966724163, now seen corresponding path program 4 times [2021-04-29 07:53:20,397 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:53:20,397 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546227581] [2021-04-29 07:53:20,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:53:20,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:53:20,413 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:53:20,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:20,418 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:53:20,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:20,426 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-04-29 07:53:20,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:20,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:20,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:20,442 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:20,442 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546227581] [2021-04-29 07:53:20,442 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [27741814] [2021-04-29 07:53:20,442 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 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:53:20,469 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-29 07:53:20,470 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:53:20,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2021-04-29 07:53:20,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:53:20,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:20,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:20,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:20,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:20,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:20,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:20,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:20,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:20,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:20,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:20,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:20,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:20,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:20,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:20,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:20,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:20,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:20,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:20,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:20,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:20,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:20,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:20,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:20,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:20,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:20,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:20,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:20,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:20,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:20,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:20,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:20,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 07:53:20,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:20,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:20,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:20,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:20,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:53:20,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:20,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:20,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:53:20,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:20,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:20,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:20,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:20,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:20,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:20,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:20,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:20,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:20,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:20,564 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:53:20,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:20,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:20,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:20,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:20,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:20,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:20,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:20,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:20,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:20,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:20,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:20,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:20,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:20,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:20,571 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:20,571 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:53:20,571 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-04-29 07:53:20,571 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382920948] [2021-04-29 07:53:20,571 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-29 07:53:20,571 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:53:20,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-29 07:53:20,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-04-29 07:53:20,572 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:53:20,573 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 365 places, 940 transitions, 22841 flow. Second operand has 9 states, 9 states have (on average 21.22222222222222) internal successors, (191), 9 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:20,573 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:53:20,573 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:53:20,573 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:53:22,081 INFO L129 PetriNetUnfolder]: 1101/2729 cut-off events. [2021-04-29 07:53:22,081 INFO L130 PetriNetUnfolder]: For 81417/81456 co-relation queries the response was YES. [2021-04-29 07:53:22,109 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28329 conditions, 2729 events. 1101/2729 cut-off events. For 81417/81456 co-relation queries the response was YES. Maximal size of possible extension queue 324. Compared 24095 event pairs, 71 based on Foata normal form. 44/2773 useless extension candidates. Maximal degree in co-relation 27958. Up to 942 conditions per place. [2021-04-29 07:53:22,126 INFO L132 encePairwiseOnDemand]: 45/50 looper letters, 582 selfloop transitions, 427 changer transitions 0/1016 dead transitions. [2021-04-29 07:53:22,126 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 372 places, 1016 transitions, 27020 flow [2021-04-29 07:53:22,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-29 07:53:22,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-29 07:53:22,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 202 transitions. [2021-04-29 07:53:22,128 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.505 [2021-04-29 07:53:22,128 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 202 transitions. [2021-04-29 07:53:22,128 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 202 transitions. [2021-04-29 07:53:22,128 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:53:22,128 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 202 transitions. [2021-04-29 07:53:22,129 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 25.25) internal successors, (202), 8 states have internal predecessors, (202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:22,130 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 50.0) internal successors, (450), 9 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:22,130 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 50.0) internal successors, (450), 9 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:22,130 INFO L185 Difference]: Start difference. First operand has 365 places, 940 transitions, 22841 flow. Second operand 8 states and 202 transitions. [2021-04-29 07:53:22,130 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 372 places, 1016 transitions, 27020 flow [2021-04-29 07:53:22,993 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 358 places, 1016 transitions, 26130 flow, removed 75 selfloop flow, removed 14 redundant places. [2021-04-29 07:53:23,020 INFO L241 Difference]: Finished difference. Result has 360 places, 988 transitions, 24420 flow [2021-04-29 07:53:23,021 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=22017, PETRI_DIFFERENCE_MINUEND_PLACES=351, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=940, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=379, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=553, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=24420, PETRI_PLACES=360, PETRI_TRANSITIONS=988} [2021-04-29 07:53:23,021 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 324 predicate places. [2021-04-29 07:53:23,021 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:53:23,022 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 360 places, 988 transitions, 24420 flow [2021-04-29 07:53:23,022 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 360 places, 988 transitions, 24420 flow [2021-04-29 07:53:23,033 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 360 places, 988 transitions, 24420 flow [2021-04-29 07:53:23,704 INFO L129 PetriNetUnfolder]: 1089/2705 cut-off events. [2021-04-29 07:53:23,704 INFO L130 PetriNetUnfolder]: For 78105/78123 co-relation queries the response was YES. [2021-04-29 07:53:23,733 INFO L84 FinitePrefix]: Finished finitePrefix Result has 26378 conditions, 2705 events. 1089/2705 cut-off events. For 78105/78123 co-relation queries the response was YES. Maximal size of possible extension queue 301. Compared 24146 event pairs, 47 based on Foata normal form. 16/2716 useless extension candidates. Maximal degree in co-relation 25856. Up to 862 conditions per place. [2021-04-29 07:53:23,762 INFO L146 LiptonReduction]: Number of co-enabled transitions 960 [2021-04-29 07:53:23,959 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:53:23,959 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:53:23,960 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 939 [2021-04-29 07:53:23,960 INFO L480 AbstractCegarLoop]: Abstraction has has 360 places, 988 transitions, 24420 flow [2021-04-29 07:53:23,960 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 21.22222222222222) internal successors, (191), 9 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:23,960 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:53:23,960 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:53:24,161 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable99 [2021-04-29 07:53:24,161 INFO L428 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:53:24,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:53:24,161 INFO L82 PathProgramCache]: Analyzing trace with hash 1700305607, now seen corresponding path program 14 times [2021-04-29 07:53:24,161 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:53:24,162 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38075918] [2021-04-29 07:53:24,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:53:24,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:53:24,172 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-04-29 07:53:24,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:53:24,179 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:53:24,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:24,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:24,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:53:24,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:24,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:24,208 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:24,208 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38075918] [2021-04-29 07:53:24,208 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1768476469] [2021-04-29 07:53:24,208 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 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:53:24,235 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 07:53:24,235 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:53:24,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:53:24,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:53:24,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:53:24,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:24,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:53:24,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:24,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:24,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:24,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:24,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:24,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:24,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:24,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:24,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:24,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:24,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:24,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:24,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,301 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 07:53:24,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:53:24,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:24,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:24,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:24,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:24,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:24,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:24,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:24,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:24,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:24,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:24,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:24,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 07:53:24,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:24,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:24,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:24,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:24,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:24,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:24,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:24,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:24,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:24,335 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:24,335 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:53:24,335 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 10 [2021-04-29 07:53:24,335 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727525518] [2021-04-29 07:53:24,335 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-04-29 07:53:24,336 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:53:24,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-04-29 07:53:24,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-04-29 07:53:24,337 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 21 out of 50 [2021-04-29 07:53:24,337 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 360 places, 988 transitions, 24420 flow. Second operand has 11 states, 11 states have (on average 22.181818181818183) internal successors, (244), 11 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) [2021-04-29 07:53:24,337 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:53:24,337 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 21 of 50 [2021-04-29 07:53:24,337 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:53:26,037 INFO L129 PetriNetUnfolder]: 1082/2703 cut-off events. [2021-04-29 07:53:26,037 INFO L130 PetriNetUnfolder]: For 78702/78741 co-relation queries the response was YES. [2021-04-29 07:53:26,064 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28183 conditions, 2703 events. 1082/2703 cut-off events. For 78702/78741 co-relation queries the response was YES. Maximal size of possible extension queue 319. Compared 23940 event pairs, 10 based on Foata normal form. 35/2738 useless extension candidates. Maximal degree in co-relation 27666. Up to 850 conditions per place. [2021-04-29 07:53:26,078 INFO L132 encePairwiseOnDemand]: 45/50 looper letters, 823 selfloop transitions, 408 changer transitions 3/1241 dead transitions. [2021-04-29 07:53:26,078 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 378 places, 1241 transitions, 32079 flow [2021-04-29 07:53:26,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-04-29 07:53:26,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-04-29 07:53:26,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 482 transitions. [2021-04-29 07:53:26,080 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5073684210526316 [2021-04-29 07:53:26,080 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 482 transitions. [2021-04-29 07:53:26,080 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 482 transitions. [2021-04-29 07:53:26,081 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:53:26,081 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 482 transitions. [2021-04-29 07:53:26,082 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 25.36842105263158) internal successors, (482), 19 states have internal predecessors, (482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:26,083 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 50.0) internal successors, (1000), 20 states have internal predecessors, (1000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:26,083 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 50.0) internal successors, (1000), 20 states have internal predecessors, (1000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:26,084 INFO L185 Difference]: Start difference. First operand has 360 places, 988 transitions, 24420 flow. Second operand 19 states and 482 transitions. [2021-04-29 07:53:26,084 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 378 places, 1241 transitions, 32079 flow [2021-04-29 07:53:26,929 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 373 places, 1241 transitions, 31232 flow, removed 84 selfloop flow, removed 5 redundant places. [2021-04-29 07:53:26,957 INFO L241 Difference]: Finished difference. Result has 375 places, 997 transitions, 24761 flow [2021-04-29 07:53:26,960 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=23371, PETRI_DIFFERENCE_MINUEND_PLACES=355, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=974, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=386, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=577, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=24761, PETRI_PLACES=375, PETRI_TRANSITIONS=997} [2021-04-29 07:53:26,960 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 339 predicate places. [2021-04-29 07:53:26,960 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:53:26,961 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 375 places, 997 transitions, 24761 flow [2021-04-29 07:53:26,961 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 375 places, 997 transitions, 24761 flow [2021-04-29 07:53:26,977 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 375 places, 997 transitions, 24761 flow [2021-04-29 07:53:27,585 INFO L129 PetriNetUnfolder]: 1068/2668 cut-off events. [2021-04-29 07:53:27,585 INFO L130 PetriNetUnfolder]: For 76162/76175 co-relation queries the response was YES. [2021-04-29 07:53:27,613 INFO L84 FinitePrefix]: Finished finitePrefix Result has 26151 conditions, 2668 events. 1068/2668 cut-off events. For 76162/76175 co-relation queries the response was YES. Maximal size of possible extension queue 306. Compared 23865 event pairs, 51 based on Foata normal form. 10/2673 useless extension candidates. Maximal degree in co-relation 25620. Up to 848 conditions per place. [2021-04-29 07:53:27,641 INFO L146 LiptonReduction]: Number of co-enabled transitions 948 [2021-04-29 07:53:27,835 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:53:27,835 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:53:27,836 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 876 [2021-04-29 07:53:27,836 INFO L480 AbstractCegarLoop]: Abstraction has has 375 places, 997 transitions, 24761 flow [2021-04-29 07:53:27,836 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 22.181818181818183) internal successors, (244), 11 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) [2021-04-29 07:53:27,836 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:53:27,836 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:53:28,050 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable100 [2021-04-29 07:53:28,051 INFO L428 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:53:28,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:53:28,051 INFO L82 PathProgramCache]: Analyzing trace with hash 454174109, now seen corresponding path program 5 times [2021-04-29 07:53:28,051 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:53:28,052 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118271868] [2021-04-29 07:53:28,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:53:28,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:53:28,064 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:53:28,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:28,070 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:53:28,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:28,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:53:28,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:53:28,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:28,093 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:28,093 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118271868] [2021-04-29 07:53:28,093 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2017259984] [2021-04-29 07:53:28,093 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 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:53:28,122 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 07:53:28,123 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:53:28,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2021-04-29 07:53:28,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:53:28,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:28,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:28,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:28,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:28,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:28,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:28,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:28,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:28,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:28,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:28,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:28,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:28,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:28,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:28,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:28,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:28,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:28,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:28,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:28,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:28,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:28,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:28,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:28,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:28,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:28,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:28,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:28,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:28,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:28,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:28,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:28,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:28,186 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.1 percent of original size [2021-04-29 07:53:28,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:28,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:28,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:28,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:53:28,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:28,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:28,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:53:28,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:53:28,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:53:28,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:53:28,201 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-04-29 07:53:28,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:28,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:28,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:28,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:28,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:28,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:28,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:28,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:28,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:28,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:28,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:28,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:28,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:28,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:28,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:28,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:28,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:28,212 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:28,212 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:53:28,212 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-04-29 07:53:28,212 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776034353] [2021-04-29 07:53:28,213 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-29 07:53:28,213 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:53:28,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-29 07:53:28,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-04-29 07:53:28,214 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:53:28,214 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 375 places, 997 transitions, 24761 flow. Second operand has 9 states, 9 states have (on average 21.22222222222222) internal successors, (191), 9 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:28,214 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:53:28,214 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:53:28,214 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:53:29,921 INFO L129 PetriNetUnfolder]: 1067/2641 cut-off events. [2021-04-29 07:53:29,921 INFO L130 PetriNetUnfolder]: For 78125/78238 co-relation queries the response was YES. [2021-04-29 07:53:29,949 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28026 conditions, 2641 events. 1067/2641 cut-off events. For 78125/78238 co-relation queries the response was YES. Maximal size of possible extension queue 310. Compared 23244 event pairs, 8 based on Foata normal form. 117/2758 useless extension candidates. Maximal degree in co-relation 27501. Up to 849 conditions per place. [2021-04-29 07:53:29,964 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 585 selfloop transitions, 510 changer transitions 5/1107 dead transitions. [2021-04-29 07:53:29,964 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 392 places, 1107 transitions, 30050 flow [2021-04-29 07:53:29,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-04-29 07:53:29,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-04-29 07:53:29,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 440 transitions. [2021-04-29 07:53:29,965 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4888888888888889 [2021-04-29 07:53:29,966 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 440 transitions. [2021-04-29 07:53:29,966 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 440 transitions. [2021-04-29 07:53:29,966 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:53:29,966 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 440 transitions. [2021-04-29 07:53:29,966 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 24.444444444444443) internal successors, (440), 18 states have internal predecessors, (440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:29,968 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 50.0) internal successors, (950), 19 states have internal predecessors, (950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:29,968 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 50.0) internal successors, (950), 19 states have internal predecessors, (950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:29,968 INFO L185 Difference]: Start difference. First operand has 375 places, 997 transitions, 24761 flow. Second operand 18 states and 440 transitions. [2021-04-29 07:53:29,968 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 392 places, 1107 transitions, 30050 flow [2021-04-29 07:53:30,879 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 385 places, 1107 transitions, 29228 flow, removed 254 selfloop flow, removed 7 redundant places. [2021-04-29 07:53:30,906 INFO L241 Difference]: Finished difference. Result has 387 places, 988 transitions, 25124 flow [2021-04-29 07:53:30,907 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=23861, PETRI_DIFFERENCE_MINUEND_PLACES=368, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=984, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=501, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=476, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=25124, PETRI_PLACES=387, PETRI_TRANSITIONS=988} [2021-04-29 07:53:30,907 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 351 predicate places. [2021-04-29 07:53:30,908 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:53:30,908 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 387 places, 988 transitions, 25124 flow [2021-04-29 07:53:30,908 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 387 places, 988 transitions, 25124 flow [2021-04-29 07:53:30,919 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 385 places, 988 transitions, 25124 flow [2021-04-29 07:53:31,494 INFO L129 PetriNetUnfolder]: 1053/2599 cut-off events. [2021-04-29 07:53:31,494 INFO L130 PetriNetUnfolder]: For 74854/74857 co-relation queries the response was YES. [2021-04-29 07:53:31,609 INFO L84 FinitePrefix]: Finished finitePrefix Result has 25935 conditions, 2599 events. 1053/2599 cut-off events. For 74854/74857 co-relation queries the response was YES. Maximal size of possible extension queue 304. Compared 22914 event pairs, 51 based on Foata normal form. 1/2596 useless extension candidates. Maximal degree in co-relation 25409. Up to 842 conditions per place. [2021-04-29 07:53:31,633 INFO L146 LiptonReduction]: Number of co-enabled transitions 924 [2021-04-29 07:53:31,790 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:53:31,790 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:53:31,790 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 882 [2021-04-29 07:53:31,791 INFO L480 AbstractCegarLoop]: Abstraction has has 385 places, 988 transitions, 25124 flow [2021-04-29 07:53:31,791 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 21.22222222222222) internal successors, (191), 9 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:31,791 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:53:31,791 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:53:31,991 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable101 [2021-04-29 07:53:31,992 INFO L428 AbstractCegarLoop]: === Iteration 40 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:53:31,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:53:31,992 INFO L82 PathProgramCache]: Analyzing trace with hash -1960862364, now seen corresponding path program 15 times [2021-04-29 07:53:31,993 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:53:31,993 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525538962] [2021-04-29 07:53:31,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:53:31,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:53:32,008 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:53:32,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:32,014 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:53:32,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:32,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:32,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:53:32,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:32,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:32,041 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:32,041 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525538962] [2021-04-29 07:53:32,042 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1632808054] [2021-04-29 07:53:32,042 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 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:53:32,074 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-04-29 07:53:32,075 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:53:32,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:53:32,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:53:32,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:32,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:32,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:32,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:32,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:32,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:32,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:32,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:32,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:32,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:32,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:32,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:32,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:32,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:32,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:32,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:32,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:32,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:32,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:32,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:32,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:32,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:32,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:32,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:32,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:32,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:32,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:32,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:32,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:32,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:32,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:32,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:32,143 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.1 percent of original size [2021-04-29 07:53:32,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:32,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:32,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:32,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:53:32,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:32,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:32,159 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-04-29 07:53:32,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:32,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:32,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:32,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 07:53:32,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:32,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:32,165 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:53:32,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:32,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:32,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:32,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:32,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:32,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:32,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:32,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:32,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:32,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:32,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:32,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:32,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:32,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:32,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:32,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:32,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:32,178 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:32,178 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:53:32,178 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-04-29 07:53:32,178 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318239632] [2021-04-29 07:53:32,179 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-04-29 07:53:32,179 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:53:32,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-04-29 07:53:32,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2021-04-29 07:53:32,180 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:53:32,180 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 385 places, 988 transitions, 25124 flow. Second operand has 11 states, 11 states have (on average 21.09090909090909) internal successors, (232), 11 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:32,180 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:53:32,180 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:53:32,180 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:53:34,053 INFO L129 PetriNetUnfolder]: 1170/2941 cut-off events. [2021-04-29 07:53:34,053 INFO L130 PetriNetUnfolder]: For 88585/88686 co-relation queries the response was YES. [2021-04-29 07:53:34,086 INFO L84 FinitePrefix]: Finished finitePrefix Result has 31414 conditions, 2941 events. 1170/2941 cut-off events. For 88585/88686 co-relation queries the response was YES. Maximal size of possible extension queue 345. Compared 26628 event pairs, 56 based on Foata normal form. 58/2999 useless extension candidates. Maximal degree in co-relation 30826. Up to 982 conditions per place. [2021-04-29 07:53:34,102 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 664 selfloop transitions, 465 changer transitions 5/1141 dead transitions. [2021-04-29 07:53:34,102 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 409 places, 1141 transitions, 31334 flow [2021-04-29 07:53:34,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-04-29 07:53:34,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2021-04-29 07:53:34,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 595 transitions. [2021-04-29 07:53:34,104 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.476 [2021-04-29 07:53:34,104 INFO L72 ComplementDD]: Start complementDD. Operand 25 states and 595 transitions. [2021-04-29 07:53:34,105 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 595 transitions. [2021-04-29 07:53:34,105 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:53:34,105 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 25 states and 595 transitions. [2021-04-29 07:53:34,106 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 26 states, 25 states have (on average 23.8) internal successors, (595), 25 states have internal predecessors, (595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:34,108 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 26 states, 26 states have (on average 50.0) internal successors, (1300), 26 states have internal predecessors, (1300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:34,108 INFO L81 ComplementDD]: Finished complementDD. Result has 26 states, 26 states have (on average 50.0) internal successors, (1300), 26 states have internal predecessors, (1300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:34,108 INFO L185 Difference]: Start difference. First operand has 385 places, 988 transitions, 25124 flow. Second operand 25 states and 595 transitions. [2021-04-29 07:53:34,108 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 409 places, 1141 transitions, 31334 flow [2021-04-29 07:53:35,102 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 402 places, 1141 transitions, 30714 flow, removed 115 selfloop flow, removed 7 redundant places. [2021-04-29 07:53:35,267 INFO L241 Difference]: Finished difference. Result has 410 places, 1075 transitions, 28223 flow [2021-04-29 07:53:35,268 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=24550, PETRI_DIFFERENCE_MINUEND_PLACES=378, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=988, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=384, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=574, PETRI_DIFFERENCE_SUBTRAHEND_STATES=25, PETRI_FLOW=28223, PETRI_PLACES=410, PETRI_TRANSITIONS=1075} [2021-04-29 07:53:35,269 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 374 predicate places. [2021-04-29 07:53:35,269 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:53:35,269 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 410 places, 1075 transitions, 28223 flow [2021-04-29 07:53:35,269 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 410 places, 1075 transitions, 28223 flow [2021-04-29 07:53:35,285 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 410 places, 1075 transitions, 28223 flow [2021-04-29 07:53:35,989 INFO L129 PetriNetUnfolder]: 1156/2901 cut-off events. [2021-04-29 07:53:35,989 INFO L130 PetriNetUnfolder]: For 95936/95940 co-relation queries the response was YES. [2021-04-29 07:53:36,022 INFO L84 FinitePrefix]: Finished finitePrefix Result has 30071 conditions, 2901 events. 1156/2901 cut-off events. For 95936/95940 co-relation queries the response was YES. Maximal size of possible extension queue 331. Compared 26391 event pairs, 61 based on Foata normal form. 3/2899 useless extension candidates. Maximal degree in co-relation 29565. Up to 947 conditions per place. [2021-04-29 07:53:36,055 INFO L146 LiptonReduction]: Number of co-enabled transitions 1018 [2021-04-29 07:53:36,247 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:53:36,247 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:53:36,248 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 979 [2021-04-29 07:53:36,248 INFO L480 AbstractCegarLoop]: Abstraction has has 410 places, 1075 transitions, 28223 flow [2021-04-29 07:53:36,248 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 21.09090909090909) internal successors, (232), 11 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:36,248 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:53:36,248 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:53:36,449 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable102 [2021-04-29 07:53:36,449 INFO L428 AbstractCegarLoop]: === Iteration 41 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:53:36,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:53:36,450 INFO L82 PathProgramCache]: Analyzing trace with hash -1925989272, now seen corresponding path program 10 times [2021-04-29 07:53:36,450 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:53:36,450 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862424354] [2021-04-29 07:53:36,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:53:36,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:53:36,461 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:53:36,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:36,467 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:53:36,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:36,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:36,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:36,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:36,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:36,497 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:36,497 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862424354] [2021-04-29 07:53:36,497 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1641705862] [2021-04-29 07:53:36,497 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 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:53:36,534 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-29 07:53:36,534 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:53:36,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:53:36,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:53:36,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:36,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:36,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:36,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:36,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:36,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:36,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:36,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:36,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:36,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:36,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:36,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:36,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:36,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:36,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:36,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:36,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:36,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:36,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:36,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:36,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:36,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:36,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:36,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:36,583 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-04-29 07:53:36,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:36,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:36,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:36,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:36,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:36,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:36,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:36,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:36,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:53:36,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:36,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:36,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:36,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:53:36,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:53:36,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:36,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:36,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:36,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:36,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:53:36,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:36,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:36,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:53:36,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:36,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:36,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:36,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:36,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:36,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:36,630 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-04-29 07:53:36,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:36,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:36,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:36,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:36,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:36,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:36,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:36,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:36,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:36,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:36,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:36,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:36,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:36,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:36,637 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:36,638 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:53:36,638 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-04-29 07:53:36,638 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947291439] [2021-04-29 07:53:36,638 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 07:53:36,638 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:53:36,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 07:53:36,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-04-29 07:53:36,639 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:53:36,640 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 410 places, 1075 transitions, 28223 flow. Second operand has 10 states, 10 states have (on average 21.1) internal successors, (211), 10 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:36,640 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:53:36,640 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:53:36,640 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:53:38,659 INFO L129 PetriNetUnfolder]: 1200/3009 cut-off events. [2021-04-29 07:53:38,659 INFO L130 PetriNetUnfolder]: For 98727/98766 co-relation queries the response was YES. [2021-04-29 07:53:38,717 INFO L84 FinitePrefix]: Finished finitePrefix Result has 33182 conditions, 3009 events. 1200/3009 cut-off events. For 98727/98766 co-relation queries the response was YES. Maximal size of possible extension queue 349. Compared 27249 event pairs, 77 based on Foata normal form. 38/3047 useless extension candidates. Maximal degree in co-relation 32539. Up to 1792 conditions per place. [2021-04-29 07:53:38,747 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 836 selfloop transitions, 282 changer transitions 0/1125 dead transitions. [2021-04-29 07:53:38,748 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 423 places, 1125 transitions, 31570 flow [2021-04-29 07:53:38,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-29 07:53:38,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-04-29 07:53:38,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 332 transitions. [2021-04-29 07:53:38,749 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4742857142857143 [2021-04-29 07:53:38,750 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 332 transitions. [2021-04-29 07:53:38,750 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 332 transitions. [2021-04-29 07:53:38,750 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:53:38,750 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 332 transitions. [2021-04-29 07:53:38,751 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 23.714285714285715) internal successors, (332), 14 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:38,752 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 50.0) internal successors, (750), 15 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:38,752 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 50.0) internal successors, (750), 15 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:38,753 INFO L185 Difference]: Start difference. First operand has 410 places, 1075 transitions, 28223 flow. Second operand 14 states and 332 transitions. [2021-04-29 07:53:38,753 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 423 places, 1125 transitions, 31570 flow [2021-04-29 07:53:39,999 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 420 places, 1125 transitions, 30858 flow, removed 273 selfloop flow, removed 3 redundant places. [2021-04-29 07:53:40,031 INFO L241 Difference]: Finished difference. Result has 423 places, 1112 transitions, 28988 flow [2021-04-29 07:53:40,032 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=27517, PETRI_DIFFERENCE_MINUEND_PLACES=407, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1075, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=245, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=826, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=28988, PETRI_PLACES=423, PETRI_TRANSITIONS=1112} [2021-04-29 07:53:40,032 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 387 predicate places. [2021-04-29 07:53:40,032 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:53:40,033 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 423 places, 1112 transitions, 28988 flow [2021-04-29 07:53:40,033 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 423 places, 1112 transitions, 28988 flow [2021-04-29 07:53:40,053 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 423 places, 1112 transitions, 28988 flow [2021-04-29 07:53:40,819 INFO L129 PetriNetUnfolder]: 1188/2982 cut-off events. [2021-04-29 07:53:40,820 INFO L130 PetriNetUnfolder]: For 90972/90980 co-relation queries the response was YES. [2021-04-29 07:53:40,854 INFO L84 FinitePrefix]: Finished finitePrefix Result has 30345 conditions, 2982 events. 1188/2982 cut-off events. For 90972/90980 co-relation queries the response was YES. Maximal size of possible extension queue 339. Compared 27220 event pairs, 58 based on Foata normal form. 7/2985 useless extension candidates. Maximal degree in co-relation 29874. Up to 891 conditions per place. [2021-04-29 07:53:40,887 INFO L146 LiptonReduction]: Number of co-enabled transitions 1054 [2021-04-29 07:53:41,108 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:53:41,108 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:53:41,108 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1076 [2021-04-29 07:53:41,108 INFO L480 AbstractCegarLoop]: Abstraction has has 423 places, 1112 transitions, 28988 flow [2021-04-29 07:53:41,108 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 21.1) internal successors, (211), 10 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:41,109 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:53:41,109 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:53:41,309 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable103 [2021-04-29 07:53:41,309 INFO L428 AbstractCegarLoop]: === Iteration 42 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:53:41,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:53:41,310 INFO L82 PathProgramCache]: Analyzing trace with hash -349433141, now seen corresponding path program 6 times [2021-04-29 07:53:41,310 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:53:41,310 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956200588] [2021-04-29 07:53:41,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:53:41,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:53:41,322 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:53:41,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:41,327 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:53:41,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:41,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:53:41,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:41,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:41,351 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:41,351 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956200588] [2021-04-29 07:53:41,351 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1814311325] [2021-04-29 07:53:41,351 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 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:53:41,378 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-04-29 07:53:41,378 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:53:41,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2021-04-29 07:53:41,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:53:41,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:41,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:41,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:41,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:41,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:41,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:41,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:41,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:41,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:41,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:41,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:41,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:41,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:41,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:41,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:41,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:41,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:41,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:41,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:41,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:41,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:41,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:41,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:41,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:41,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:41,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:41,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:41,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:41,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:41,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:41,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:41,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:41,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:41,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:41,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:41,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:41,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:41,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:41,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:41,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:53:41,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:41,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:41,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:41,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:41,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:41,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:41,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:41,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:41,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:41,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:41,466 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:53:41,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:41,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:41,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:41,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:41,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:41,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:41,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:41,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:41,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:41,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:41,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:41,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:41,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:41,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:41,472 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:41,472 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:53:41,472 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-04-29 07:53:41,472 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738313455] [2021-04-29 07:53:41,473 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-29 07:53:41,473 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:53:41,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-29 07:53:41,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-04-29 07:53:41,474 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:53:41,474 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 423 places, 1112 transitions, 28988 flow. Second operand has 9 states, 9 states have (on average 21.22222222222222) internal successors, (191), 9 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:41,474 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:53:41,474 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:53:41,474 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:53:43,312 INFO L129 PetriNetUnfolder]: 1228/3005 cut-off events. [2021-04-29 07:53:43,312 INFO L130 PetriNetUnfolder]: For 96277/96377 co-relation queries the response was YES. [2021-04-29 07:53:43,348 INFO L84 FinitePrefix]: Finished finitePrefix Result has 33227 conditions, 3005 events. 1228/3005 cut-off events. For 96277/96377 co-relation queries the response was YES. Maximal size of possible extension queue 349. Compared 26833 event pairs, 78 based on Foata normal form. 93/3098 useless extension candidates. Maximal degree in co-relation 32911. Up to 1183 conditions per place. [2021-04-29 07:53:43,365 INFO L132 encePairwiseOnDemand]: 45/50 looper letters, 705 selfloop transitions, 451 changer transitions 0/1163 dead transitions. [2021-04-29 07:53:43,365 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 427 places, 1163 transitions, 32761 flow [2021-04-29 07:53:43,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-04-29 07:53:43,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-04-29 07:53:43,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 226 transitions. [2021-04-29 07:53:43,366 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5022222222222222 [2021-04-29 07:53:43,366 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 226 transitions. [2021-04-29 07:53:43,366 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 226 transitions. [2021-04-29 07:53:43,367 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:53:43,367 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 226 transitions. [2021-04-29 07:53:43,367 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 25.11111111111111) internal successors, (226), 9 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) [2021-04-29 07:53:43,368 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 50.0) internal successors, (500), 10 states have internal predecessors, (500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:43,368 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 50.0) internal successors, (500), 10 states have internal predecessors, (500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:43,368 INFO L185 Difference]: Start difference. First operand has 423 places, 1112 transitions, 28988 flow. Second operand 9 states and 226 transitions. [2021-04-29 07:53:43,368 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 427 places, 1163 transitions, 32761 flow [2021-04-29 07:53:44,388 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 416 places, 1163 transitions, 32034 flow, removed 115 selfloop flow, removed 11 redundant places. [2021-04-29 07:53:44,417 INFO L241 Difference]: Finished difference. Result has 417 places, 1129 transitions, 29783 flow [2021-04-29 07:53:44,418 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=27950, PETRI_DIFFERENCE_MINUEND_PLACES=408, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1097, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=419, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=674, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=29783, PETRI_PLACES=417, PETRI_TRANSITIONS=1129} [2021-04-29 07:53:44,418 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 381 predicate places. [2021-04-29 07:53:44,418 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:53:44,418 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 417 places, 1129 transitions, 29783 flow [2021-04-29 07:53:44,418 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 417 places, 1129 transitions, 29783 flow [2021-04-29 07:53:44,433 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 417 places, 1129 transitions, 29783 flow [2021-04-29 07:53:45,167 INFO L129 PetriNetUnfolder]: 1217/2978 cut-off events. [2021-04-29 07:53:45,167 INFO L130 PetriNetUnfolder]: For 94221/94229 co-relation queries the response was YES. [2021-04-29 07:53:45,202 INFO L84 FinitePrefix]: Finished finitePrefix Result has 30842 conditions, 2978 events. 1217/2978 cut-off events. For 94221/94229 co-relation queries the response was YES. Maximal size of possible extension queue 341. Compared 26672 event pairs, 65 based on Foata normal form. 7/2982 useless extension candidates. Maximal degree in co-relation 30404. Up to 938 conditions per place. [2021-04-29 07:53:45,237 INFO L146 LiptonReduction]: Number of co-enabled transitions 1036 [2021-04-29 07:53:45,451 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:53:45,451 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:53:45,451 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1033 [2021-04-29 07:53:45,452 INFO L480 AbstractCegarLoop]: Abstraction has has 417 places, 1129 transitions, 29783 flow [2021-04-29 07:53:45,452 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 21.22222222222222) internal successors, (191), 9 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:45,452 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:53:45,452 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:53:45,657 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable104 [2021-04-29 07:53:45,657 INFO L428 AbstractCegarLoop]: === Iteration 43 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:53:45,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:53:45,658 INFO L82 PathProgramCache]: Analyzing trace with hash 464011278, now seen corresponding path program 16 times [2021-04-29 07:53:45,658 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:53:45,659 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784434947] [2021-04-29 07:53:45,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:53:45,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:53:45,670 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:53:45,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:45,682 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:53:45,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:45,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:45,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:53:45,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:45,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:45,710 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:45,710 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784434947] [2021-04-29 07:53:45,710 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2029453428] [2021-04-29 07:53:45,710 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 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:53:45,740 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-29 07:53:45,740 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:53:45,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:53:45,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:53:45,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:45,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:45,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:45,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:45,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:45,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:45,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:45,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:45,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:45,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:45,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:45,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:45,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:45,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:45,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:45,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:45,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:45,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:45,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:45,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:45,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:45,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:45,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:45,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:45,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:45,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:45,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:45,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:45,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:45,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:45,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:45,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:45,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:45,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:45,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:53:45,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:45,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:45,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:53:45,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:45,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:45,835 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-04-29 07:53:45,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:45,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:45,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:45,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 07:53:45,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:45,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:45,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:45,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:45,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:45,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:45,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:45,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:45,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:45,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:45,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:45,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:45,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:45,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:45,856 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:53:45,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:45,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:45,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:45,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:45,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:45,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:45,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:45,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:45,860 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:45,860 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:53:45,860 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-04-29 07:53:45,860 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723179211] [2021-04-29 07:53:45,861 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-04-29 07:53:45,861 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:53:45,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-04-29 07:53:45,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2021-04-29 07:53:45,862 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:53:45,862 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 417 places, 1129 transitions, 29783 flow. Second operand has 11 states, 11 states have (on average 21.09090909090909) internal successors, (232), 11 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:45,862 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:53:45,862 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:53:45,862 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:53:47,827 INFO L129 PetriNetUnfolder]: 1240/3028 cut-off events. [2021-04-29 07:53:47,828 INFO L130 PetriNetUnfolder]: For 97060/97099 co-relation queries the response was YES. [2021-04-29 07:53:47,862 INFO L84 FinitePrefix]: Finished finitePrefix Result has 33549 conditions, 3028 events. 1240/3028 cut-off events. For 97060/97099 co-relation queries the response was YES. Maximal size of possible extension queue 352. Compared 27070 event pairs, 81 based on Foata normal form. 32/3060 useless extension candidates. Maximal degree in co-relation 33149. Up to 1630 conditions per place. [2021-04-29 07:53:47,879 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 783 selfloop transitions, 399 changer transitions 0/1189 dead transitions. [2021-04-29 07:53:47,879 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 433 places, 1189 transitions, 33629 flow [2021-04-29 07:53:47,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-04-29 07:53:47,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-04-29 07:53:47,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 417 transitions. [2021-04-29 07:53:47,881 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.49058823529411766 [2021-04-29 07:53:47,881 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 417 transitions. [2021-04-29 07:53:47,881 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 417 transitions. [2021-04-29 07:53:47,881 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:53:47,881 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 417 transitions. [2021-04-29 07:53:47,882 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 24.529411764705884) internal successors, (417), 17 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:47,883 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 50.0) internal successors, (900), 18 states have internal predecessors, (900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:47,883 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 50.0) internal successors, (900), 18 states have internal predecessors, (900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:47,884 INFO L185 Difference]: Start difference. First operand has 417 places, 1129 transitions, 29783 flow. Second operand 17 states and 417 transitions. [2021-04-29 07:53:47,884 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 433 places, 1189 transitions, 33629 flow [2021-04-29 07:53:48,941 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 427 places, 1189 transitions, 32925 flow, removed 13 selfloop flow, removed 6 redundant places. [2021-04-29 07:53:48,972 INFO L241 Difference]: Finished difference. Result has 430 places, 1151 transitions, 30601 flow [2021-04-29 07:53:48,973 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=29093, PETRI_DIFFERENCE_MINUEND_PLACES=411, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1129, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=377, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=740, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=30601, PETRI_PLACES=430, PETRI_TRANSITIONS=1151} [2021-04-29 07:53:48,973 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 394 predicate places. [2021-04-29 07:53:48,974 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:53:48,974 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 430 places, 1151 transitions, 30601 flow [2021-04-29 07:53:48,974 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 430 places, 1151 transitions, 30601 flow [2021-04-29 07:53:48,988 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 430 places, 1151 transitions, 30601 flow [2021-04-29 07:53:49,757 INFO L129 PetriNetUnfolder]: 1229/3012 cut-off events. [2021-04-29 07:53:49,757 INFO L130 PetriNetUnfolder]: For 98078/98083 co-relation queries the response was YES. [2021-04-29 07:53:49,792 INFO L84 FinitePrefix]: Finished finitePrefix Result has 31446 conditions, 3012 events. 1229/3012 cut-off events. For 98078/98083 co-relation queries the response was YES. Maximal size of possible extension queue 345. Compared 27151 event pairs, 64 based on Foata normal form. 3/3010 useless extension candidates. Maximal degree in co-relation 30964. Up to 946 conditions per place. [2021-04-29 07:53:49,835 INFO L146 LiptonReduction]: Number of co-enabled transitions 1052 [2021-04-29 07:53:50,089 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:53:50,090 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:53:50,090 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1116 [2021-04-29 07:53:50,090 INFO L480 AbstractCegarLoop]: Abstraction has has 430 places, 1151 transitions, 30601 flow [2021-04-29 07:53:50,091 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 21.09090909090909) internal successors, (232), 11 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:50,091 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:53:50,091 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:53:50,297 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105,39 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:53:50,297 INFO L428 AbstractCegarLoop]: === Iteration 44 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:53:50,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:53:50,298 INFO L82 PathProgramCache]: Analyzing trace with hash 1478798278, now seen corresponding path program 17 times [2021-04-29 07:53:50,298 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:53:50,299 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399991215] [2021-04-29 07:53:50,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:53:50,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:53:50,310 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:53:50,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:50,316 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:53:50,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:50,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:50,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:53:50,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:50,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:50,343 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:50,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399991215] [2021-04-29 07:53:50,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [836499405] [2021-04-29 07:53:50,343 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 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:53:50,374 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-04-29 07:53:50,374 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:53:50,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:53:50,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:53:50,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:50,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:50,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:50,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:50,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:50,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:50,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:50,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:50,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,398 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:50,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:50,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:50,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:50,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:50,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:50,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:50,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:50,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:50,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:50,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:50,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:50,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:50,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:50,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:50,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:50,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:50,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:50,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:50,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:50,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:50,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:50,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:50,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:50,443 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-04-29 07:53:50,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:50,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:50,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:50,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 07:53:50,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:53:50,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:53:50,448 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-04-29 07:53:50,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:50,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:50,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:50,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:53:50,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:50,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:50,452 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:53:50,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:50,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:50,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:50,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:50,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:50,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:50,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:50,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:50,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:50,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:50,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:50,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:50,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:50,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:50,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:50,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:50,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:50,461 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:50,461 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:53:50,461 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-04-29 07:53:50,461 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044070060] [2021-04-29 07:53:50,461 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 07:53:50,461 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:53:50,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 07:53:50,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-04-29 07:53:50,462 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:53:50,462 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 430 places, 1151 transitions, 30601 flow. Second operand has 10 states, 10 states have (on average 21.1) internal successors, (211), 10 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:50,462 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:53:50,462 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:53:50,462 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:53:52,365 INFO L129 PetriNetUnfolder]: 1236/3016 cut-off events. [2021-04-29 07:53:52,365 INFO L130 PetriNetUnfolder]: For 98811/98850 co-relation queries the response was YES. [2021-04-29 07:53:52,401 INFO L84 FinitePrefix]: Finished finitePrefix Result has 33700 conditions, 3016 events. 1236/3016 cut-off events. For 98811/98850 co-relation queries the response was YES. Maximal size of possible extension queue 350. Compared 26879 event pairs, 64 based on Foata normal form. 42/3058 useless extension candidates. Maximal degree in co-relation 33277. Up to 1067 conditions per place. [2021-04-29 07:53:52,418 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 672 selfloop transitions, 538 changer transitions 1/1218 dead transitions. [2021-04-29 07:53:52,419 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 452 places, 1218 transitions, 34736 flow [2021-04-29 07:53:52,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-04-29 07:53:52,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2021-04-29 07:53:52,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 551 transitions. [2021-04-29 07:53:52,420 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4791304347826087 [2021-04-29 07:53:52,420 INFO L72 ComplementDD]: Start complementDD. Operand 23 states and 551 transitions. [2021-04-29 07:53:52,420 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 551 transitions. [2021-04-29 07:53:52,421 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:53:52,421 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 23 states and 551 transitions. [2021-04-29 07:53:52,422 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 24 states, 23 states have (on average 23.956521739130434) internal successors, (551), 23 states have internal predecessors, (551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:52,424 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 24 states, 24 states have (on average 50.0) internal successors, (1200), 24 states have internal predecessors, (1200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:52,424 INFO L81 ComplementDD]: Finished complementDD. Result has 24 states, 24 states have (on average 50.0) internal successors, (1200), 24 states have internal predecessors, (1200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:52,424 INFO L185 Difference]: Start difference. First operand has 430 places, 1151 transitions, 30601 flow. Second operand 23 states and 551 transitions. [2021-04-29 07:53:52,424 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 452 places, 1218 transitions, 34736 flow [2021-04-29 07:53:53,535 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 440 places, 1218 transitions, 33986 flow, removed 61 selfloop flow, removed 12 redundant places. [2021-04-29 07:53:53,569 INFO L241 Difference]: Finished difference. Result has 445 places, 1170 transitions, 31699 flow [2021-04-29 07:53:53,570 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=29796, PETRI_DIFFERENCE_MINUEND_PLACES=418, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1148, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=517, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=622, PETRI_DIFFERENCE_SUBTRAHEND_STATES=23, PETRI_FLOW=31699, PETRI_PLACES=445, PETRI_TRANSITIONS=1170} [2021-04-29 07:53:53,570 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 409 predicate places. [2021-04-29 07:53:53,570 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:53:53,571 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 445 places, 1170 transitions, 31699 flow [2021-04-29 07:53:53,571 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 445 places, 1170 transitions, 31699 flow [2021-04-29 07:53:53,590 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 445 places, 1170 transitions, 31699 flow [2021-04-29 07:53:54,363 INFO L129 PetriNetUnfolder]: 1225/2997 cut-off events. [2021-04-29 07:53:54,363 INFO L130 PetriNetUnfolder]: For 103028/103032 co-relation queries the response was YES. [2021-04-29 07:53:54,399 INFO L84 FinitePrefix]: Finished finitePrefix Result has 31964 conditions, 2997 events. 1225/2997 cut-off events. For 103028/103032 co-relation queries the response was YES. Maximal size of possible extension queue 343. Compared 26946 event pairs, 58 based on Foata normal form. 3/2994 useless extension candidates. Maximal degree in co-relation 31459. Up to 940 conditions per place. [2021-04-29 07:53:54,434 INFO L146 LiptonReduction]: Number of co-enabled transitions 1074 [2021-04-29 07:53:54,823 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:53:54,823 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:53:54,823 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1253 [2021-04-29 07:53:54,823 INFO L480 AbstractCegarLoop]: Abstraction has has 445 places, 1170 transitions, 31699 flow [2021-04-29 07:53:54,823 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 21.1) internal successors, (211), 10 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:54,823 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:53:54,823 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:53:55,024 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable106 [2021-04-29 07:53:55,024 INFO L428 AbstractCegarLoop]: === Iteration 45 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:53:55,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:53:55,025 INFO L82 PathProgramCache]: Analyzing trace with hash -326230194, now seen corresponding path program 18 times [2021-04-29 07:53:55,025 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:53:55,025 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980389148] [2021-04-29 07:53:55,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:53:55,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:53:55,036 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:53:55,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:55,045 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:53:55,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:55,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:55,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:53:55,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:55,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:55,073 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:55,073 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980389148] [2021-04-29 07:53:55,073 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1650723672] [2021-04-29 07:53:55,073 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 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:53:55,100 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-04-29 07:53:55,101 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:53:55,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:53:55,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:53:55,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:55,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:55,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:55,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:55,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:55,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:55,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:55,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:55,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:55,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:55,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:55,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:55,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:55,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:55,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:55,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:55,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:55,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:55,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:55,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:55,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:55,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:55,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:55,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:55,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:55,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:55,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:55,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:55,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:55,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:55,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:55,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:55,170 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.1 percent of original size [2021-04-29 07:53:55,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:55,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:55,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:55,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:53:55,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:55,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:55,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:55,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:55,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:53:55,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:55,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:55,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:55,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:53:55,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:53:55,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:53:55,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:53:55,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:55,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:55,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:55,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:55,207 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-04-29 07:53:55,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:55,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:55,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:55,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:55,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:55,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:55,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:55,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:55,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:55,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:55,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:55,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:55,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:55,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:55,214 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:55,214 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:53:55,214 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-04-29 07:53:55,214 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965215890] [2021-04-29 07:53:55,214 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-04-29 07:53:55,214 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:53:55,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-04-29 07:53:55,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2021-04-29 07:53:55,215 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:53:55,215 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 445 places, 1170 transitions, 31699 flow. Second operand has 11 states, 11 states have (on average 21.09090909090909) internal successors, (232), 11 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:55,215 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:53:55,215 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:53:55,216 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:53:57,147 INFO L129 PetriNetUnfolder]: 1233/3004 cut-off events. [2021-04-29 07:53:57,148 INFO L130 PetriNetUnfolder]: For 104236/104336 co-relation queries the response was YES. [2021-04-29 07:53:57,189 INFO L84 FinitePrefix]: Finished finitePrefix Result has 34298 conditions, 3004 events. 1233/3004 cut-off events. For 104236/104336 co-relation queries the response was YES. Maximal size of possible extension queue 346. Compared 26698 event pairs, 74 based on Foata normal form. 56/3060 useless extension candidates. Maximal degree in co-relation 33769. Up to 1631 conditions per place. [2021-04-29 07:53:57,205 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 798 selfloop transitions, 399 changer transitions 0/1204 dead transitions. [2021-04-29 07:53:57,206 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 460 places, 1204 transitions, 34935 flow [2021-04-29 07:53:57,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-29 07:53:57,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-04-29 07:53:57,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 385 transitions. [2021-04-29 07:53:57,207 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.48125 [2021-04-29 07:53:57,207 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 385 transitions. [2021-04-29 07:53:57,207 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 385 transitions. [2021-04-29 07:53:57,207 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:53:57,207 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 385 transitions. [2021-04-29 07:53:57,208 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 24.0625) internal successors, (385), 16 states have internal predecessors, (385), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:57,209 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 50.0) internal successors, (850), 17 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:57,209 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 50.0) internal successors, (850), 17 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:57,209 INFO L185 Difference]: Start difference. First operand has 445 places, 1170 transitions, 31699 flow. Second operand 16 states and 385 transitions. [2021-04-29 07:53:57,210 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 460 places, 1204 transitions, 34935 flow [2021-04-29 07:53:58,457 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 446 places, 1204 transitions, 34105 flow, removed 79 selfloop flow, removed 14 redundant places. [2021-04-29 07:53:58,489 INFO L241 Difference]: Finished difference. Result has 448 places, 1177 transitions, 31909 flow [2021-04-29 07:53:58,490 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=30906, PETRI_DIFFERENCE_MINUEND_PLACES=431, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1170, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=392, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=776, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=31909, PETRI_PLACES=448, PETRI_TRANSITIONS=1177} [2021-04-29 07:53:58,491 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 412 predicate places. [2021-04-29 07:53:58,491 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:53:58,491 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 448 places, 1177 transitions, 31909 flow [2021-04-29 07:53:58,491 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 448 places, 1177 transitions, 31909 flow [2021-04-29 07:53:58,505 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 448 places, 1177 transitions, 31909 flow [2021-04-29 07:53:59,351 INFO L129 PetriNetUnfolder]: 1221/2979 cut-off events. [2021-04-29 07:53:59,352 INFO L130 PetriNetUnfolder]: For 102419/102424 co-relation queries the response was YES. [2021-04-29 07:53:59,386 INFO L84 FinitePrefix]: Finished finitePrefix Result has 31867 conditions, 2979 events. 1221/2979 cut-off events. For 102419/102424 co-relation queries the response was YES. Maximal size of possible extension queue 348. Compared 26681 event pairs, 60 based on Foata normal form. 3/2978 useless extension candidates. Maximal degree in co-relation 31370. Up to 941 conditions per place. [2021-04-29 07:53:59,419 INFO L146 LiptonReduction]: Number of co-enabled transitions 1080 [2021-04-29 07:53:59,645 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:53:59,645 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:53:59,645 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1154 [2021-04-29 07:53:59,646 INFO L480 AbstractCegarLoop]: Abstraction has has 448 places, 1177 transitions, 31909 flow [2021-04-29 07:53:59,646 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 21.09090909090909) internal successors, (232), 11 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:53:59,646 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:53:59,646 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:53:59,846 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107,41 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:53:59,847 INFO L428 AbstractCegarLoop]: === Iteration 46 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:53:59,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:53:59,847 INFO L82 PathProgramCache]: Analyzing trace with hash -2068117008, now seen corresponding path program 19 times [2021-04-29 07:53:59,848 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:53:59,848 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847830379] [2021-04-29 07:53:59,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:53:59,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:53:59,862 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:53:59,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:59,868 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:53:59,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:59,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:59,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:53:59,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:53:59,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:53:59,897 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:53:59,897 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847830379] [2021-04-29 07:53:59,897 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [851703655] [2021-04-29 07:53:59,898 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 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-04-29 07:53:59,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:53:59,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:53:59,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:53:59,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:59,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:59,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:59,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:59,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:59,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:59,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:59,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:53:59,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:59,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:59,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:59,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:59,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:59,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:59,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:59,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:59,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:59,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:59,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:59,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:59,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:59,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:59,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:59,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:59,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:59,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:59,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:59,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:59,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:59,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:53:59,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:59,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:53:59,990 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-04-29 07:53:59,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:59,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:59,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:53:59,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 07:53:59,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:53:59,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:53:59,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,996 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:59,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:59,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:53:59,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:53:59,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:53:59,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:53:59,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:53:59,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:00,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:00,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:00,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:00,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:00,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:00,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:00,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:00,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:00,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:00,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:00,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:00,012 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:54:00,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:00,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:00,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:00,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:00,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:00,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:00,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:00,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:00,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:00,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:00,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:00,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:00,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:00,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:00,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:00,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:00,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:00,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:00,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:00,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:00,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:00,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:00,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:00,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:00,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:00,019 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:54:00,020 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:54:00,020 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-04-29 07:54:00,020 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285781922] [2021-04-29 07:54:00,020 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 07:54:00,020 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:54:00,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 07:54:00,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-04-29 07:54:00,021 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:54:00,021 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 448 places, 1177 transitions, 31909 flow. Second operand has 10 states, 10 states have (on average 21.1) internal successors, (211), 10 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:00,021 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:54:00,021 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:54:00,021 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:54:02,009 INFO L129 PetriNetUnfolder]: 1231/3004 cut-off events. [2021-04-29 07:54:02,009 INFO L130 PetriNetUnfolder]: For 102183/102222 co-relation queries the response was YES. [2021-04-29 07:54:02,046 INFO L84 FinitePrefix]: Finished finitePrefix Result has 34182 conditions, 3004 events. 1231/3004 cut-off events. For 102183/102222 co-relation queries the response was YES. Maximal size of possible extension queue 347. Compared 26871 event pairs, 72 based on Foata normal form. 41/3045 useless extension candidates. Maximal degree in co-relation 33697. Up to 1631 conditions per place. [2021-04-29 07:54:02,064 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 787 selfloop transitions, 409 changer transitions 0/1203 dead transitions. [2021-04-29 07:54:02,064 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 462 places, 1203 transitions, 34943 flow [2021-04-29 07:54:02,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-04-29 07:54:02,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-04-29 07:54:02,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 362 transitions. [2021-04-29 07:54:02,065 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4826666666666667 [2021-04-29 07:54:02,066 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 362 transitions. [2021-04-29 07:54:02,066 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 362 transitions. [2021-04-29 07:54:02,066 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:54:02,066 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 362 transitions. [2021-04-29 07:54:02,067 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 24.133333333333333) internal successors, (362), 15 states have internal predecessors, (362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:02,068 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 50.0) internal successors, (800), 16 states have internal predecessors, (800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:02,068 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 50.0) internal successors, (800), 16 states have internal predecessors, (800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:02,068 INFO L185 Difference]: Start difference. First operand has 448 places, 1177 transitions, 31909 flow. Second operand 15 states and 362 transitions. [2021-04-29 07:54:02,068 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 462 places, 1203 transitions, 34943 flow [2021-04-29 07:54:03,278 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 453 places, 1203 transitions, 34418 flow, removed 12 selfloop flow, removed 9 redundant places. [2021-04-29 07:54:03,311 INFO L241 Difference]: Finished difference. Result has 456 places, 1180 transitions, 32486 flow [2021-04-29 07:54:03,312 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=31360, PETRI_DIFFERENCE_MINUEND_PLACES=439, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1176, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=405, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=767, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=32486, PETRI_PLACES=456, PETRI_TRANSITIONS=1180} [2021-04-29 07:54:03,312 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 420 predicate places. [2021-04-29 07:54:03,313 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:54:03,313 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 456 places, 1180 transitions, 32486 flow [2021-04-29 07:54:03,313 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 456 places, 1180 transitions, 32486 flow [2021-04-29 07:54:03,327 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 456 places, 1180 transitions, 32486 flow [2021-04-29 07:54:04,223 INFO L129 PetriNetUnfolder]: 1219/2971 cut-off events. [2021-04-29 07:54:04,223 INFO L130 PetriNetUnfolder]: For 103978/103996 co-relation queries the response was YES. [2021-04-29 07:54:04,265 INFO L84 FinitePrefix]: Finished finitePrefix Result has 32173 conditions, 2971 events. 1219/2971 cut-off events. For 103978/103996 co-relation queries the response was YES. Maximal size of possible extension queue 336. Compared 26495 event pairs, 59 based on Foata normal form. 13/2981 useless extension candidates. Maximal degree in co-relation 31844. Up to 931 conditions per place. [2021-04-29 07:54:04,313 INFO L146 LiptonReduction]: Number of co-enabled transitions 1082 [2021-04-29 07:54:04,570 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:54:04,571 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:54:04,571 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1258 [2021-04-29 07:54:04,571 INFO L480 AbstractCegarLoop]: Abstraction has has 456 places, 1180 transitions, 32486 flow [2021-04-29 07:54:04,572 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 21.1) internal successors, (211), 10 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:04,572 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:54:04,572 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:54:04,787 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108,42 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:54:04,788 INFO L428 AbstractCegarLoop]: === Iteration 47 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:54:04,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:54:04,788 INFO L82 PathProgramCache]: Analyzing trace with hash 1103445766, now seen corresponding path program 20 times [2021-04-29 07:54:04,789 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:54:04,789 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549243139] [2021-04-29 07:54:04,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:54:04,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:54:04,803 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:54:04,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:04,808 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:54:04,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:04,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:04,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:54:04,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:04,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:04,846 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:54:04,846 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549243139] [2021-04-29 07:54:04,846 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2125023463] [2021-04-29 07:54:04,846 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 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:54:04,881 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 07:54:04,882 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:54:04,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:54:04,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:54:04,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:04,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:04,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:04,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:04,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:04,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:04,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:04,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:04,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:04,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:04,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:54:04,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:04,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:04,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:54:04,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:04,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:04,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:04,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:04,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:04,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:04,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:04,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:04,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:04,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:04,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:04,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:04,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:54:04,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:04,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:04,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:54:04,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:04,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:04,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:04,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:04,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:54:04,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:04,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:04,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:54:04,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:04,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:04,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:04,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:04,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:04,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:04,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:04,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:04,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:04,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:04,985 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.1 percent of original size [2021-04-29 07:54:04,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:54:04,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:04,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:54:04,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:54:04,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:54:04,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:04,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:54:04,999 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-04-29 07:54:05,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:05,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:05,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:05,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:05,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:05,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:05,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:05,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:05,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:05,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:05,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:05,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:05,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:05,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:05,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:05,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:05,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:05,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:05,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:05,006 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:54:05,006 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:54:05,006 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-04-29 07:54:05,006 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781617748] [2021-04-29 07:54:05,007 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-04-29 07:54:05,007 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:54:05,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-04-29 07:54:05,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2021-04-29 07:54:05,007 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:54:05,007 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 456 places, 1180 transitions, 32486 flow. Second operand has 11 states, 11 states have (on average 21.181818181818183) internal successors, (233), 11 states have internal predecessors, (233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:05,008 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:54:05,008 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:54:05,008 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:54:07,284 INFO L129 PetriNetUnfolder]: 1230/2999 cut-off events. [2021-04-29 07:54:07,284 INFO L130 PetriNetUnfolder]: For 105599/105699 co-relation queries the response was YES. [2021-04-29 07:54:07,334 INFO L84 FinitePrefix]: Finished finitePrefix Result has 34540 conditions, 2999 events. 1230/2999 cut-off events. For 105599/105699 co-relation queries the response was YES. Maximal size of possible extension queue 349. Compared 26675 event pairs, 77 based on Foata normal form. 75/3074 useless extension candidates. Maximal degree in co-relation 34043. Up to 1633 conditions per place. [2021-04-29 07:54:07,352 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 794 selfloop transitions, 407 changer transitions 0/1208 dead transitions. [2021-04-29 07:54:07,353 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 472 places, 1208 transitions, 35648 flow [2021-04-29 07:54:07,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-04-29 07:54:07,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-04-29 07:54:07,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 417 transitions. [2021-04-29 07:54:07,354 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.49058823529411766 [2021-04-29 07:54:07,354 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 417 transitions. [2021-04-29 07:54:07,354 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 417 transitions. [2021-04-29 07:54:07,354 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:54:07,354 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 417 transitions. [2021-04-29 07:54:07,355 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 24.529411764705884) internal successors, (417), 17 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:07,357 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 50.0) internal successors, (900), 18 states have internal predecessors, (900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:07,357 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 50.0) internal successors, (900), 18 states have internal predecessors, (900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:07,357 INFO L185 Difference]: Start difference. First operand has 456 places, 1180 transitions, 32486 flow. Second operand 17 states and 417 transitions. [2021-04-29 07:54:07,358 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 472 places, 1208 transitions, 35648 flow [2021-04-29 07:54:08,602 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 460 places, 1208 transitions, 34891 flow, removed 16 selfloop flow, removed 12 redundant places. [2021-04-29 07:54:08,635 INFO L241 Difference]: Finished difference. Result has 462 places, 1183 transitions, 32746 flow [2021-04-29 07:54:08,636 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=31697, PETRI_DIFFERENCE_MINUEND_PLACES=444, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1179, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=403, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=774, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=32746, PETRI_PLACES=462, PETRI_TRANSITIONS=1183} [2021-04-29 07:54:08,636 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 426 predicate places. [2021-04-29 07:54:08,636 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:54:08,637 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 462 places, 1183 transitions, 32746 flow [2021-04-29 07:54:08,637 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 462 places, 1183 transitions, 32746 flow [2021-04-29 07:54:08,651 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 462 places, 1183 transitions, 32746 flow [2021-04-29 07:54:09,462 INFO L129 PetriNetUnfolder]: 1219/2963 cut-off events. [2021-04-29 07:54:09,462 INFO L130 PetriNetUnfolder]: For 104658/104662 co-relation queries the response was YES. [2021-04-29 07:54:09,499 INFO L84 FinitePrefix]: Finished finitePrefix Result has 32202 conditions, 2963 events. 1219/2963 cut-off events. For 104658/104662 co-relation queries the response was YES. Maximal size of possible extension queue 343. Compared 26433 event pairs, 59 based on Foata normal form. 3/2962 useless extension candidates. Maximal degree in co-relation 31725. Up to 933 conditions per place. [2021-04-29 07:54:09,531 INFO L146 LiptonReduction]: Number of co-enabled transitions 1086 [2021-04-29 07:54:09,762 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:54:09,762 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:54:09,762 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1126 [2021-04-29 07:54:09,762 INFO L480 AbstractCegarLoop]: Abstraction has has 462 places, 1183 transitions, 32746 flow [2021-04-29 07:54:09,762 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 21.181818181818183) internal successors, (233), 11 states have internal predecessors, (233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:09,763 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:54:09,763 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:54:09,963 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109,43 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:54:09,963 INFO L428 AbstractCegarLoop]: === Iteration 48 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:54:09,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:54:09,964 INFO L82 PathProgramCache]: Analyzing trace with hash -255004006, now seen corresponding path program 11 times [2021-04-29 07:54:09,964 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:54:09,964 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918376903] [2021-04-29 07:54:09,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:54:09,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:54:09,985 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:54:09,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:09,997 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:54:09,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:10,004 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-04-29 07:54:10,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:10,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:54:10,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:10,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:10,039 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:54:10,039 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918376903] [2021-04-29 07:54:10,039 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1471577093] [2021-04-29 07:54:10,039 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 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-04-29 07:54:10,068 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 07:54:10,068 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat Waiting until toolchain timeout for monitored process 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:54:10,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:54:10,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:54:10,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:10,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:10,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:10,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:10,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:10,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:10,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:10,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:10,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:10,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:10,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:10,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:10,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:10,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:10,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:54:10,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:10,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:10,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:54:10,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:10,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:10,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:10,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:10,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:54:10,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:10,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:10,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:54:10,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:10,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:10,119 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-04-29 07:54:10,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:54:10,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:10,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:54:10,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:10,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:54:10,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:54:10,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:10,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:10,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:54:10,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:10,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:10,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:54:10,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:10,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:10,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:10,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:10,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:10,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:10,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:10,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:10,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:10,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:10,147 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:54:10,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:10,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:10,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:10,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:10,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:10,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:10,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:10,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:10,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:10,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:10,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:10,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:10,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:10,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:10,158 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-29 07:54:10,158 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:54:10,158 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 8 [2021-04-29 07:54:10,159 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130476105] [2021-04-29 07:54:10,159 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-29 07:54:10,159 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:54:10,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-29 07:54:10,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-04-29 07:54:10,161 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:54:10,161 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 462 places, 1183 transitions, 32746 flow. Second operand has 9 states, 9 states have (on average 21.22222222222222) internal successors, (191), 9 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:10,161 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:54:10,161 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:54:10,162 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:54:12,303 INFO L129 PetriNetUnfolder]: 1359/3480 cut-off events. [2021-04-29 07:54:12,303 INFO L130 PetriNetUnfolder]: For 122730/122769 co-relation queries the response was YES. [2021-04-29 07:54:12,350 INFO L84 FinitePrefix]: Finished finitePrefix Result has 39363 conditions, 3480 events. 1359/3480 cut-off events. For 122730/122769 co-relation queries the response was YES. Maximal size of possible extension queue 411. Compared 32882 event pairs, 81 based on Foata normal form. 39/3519 useless extension candidates. Maximal degree in co-relation 38868. Up to 1817 conditions per place. [2021-04-29 07:54:12,370 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 973 selfloop transitions, 392 changer transitions 8/1380 dead transitions. [2021-04-29 07:54:12,370 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 469 places, 1380 transitions, 40721 flow [2021-04-29 07:54:12,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-29 07:54:12,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-29 07:54:12,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 194 transitions. [2021-04-29 07:54:12,371 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.485 [2021-04-29 07:54:12,371 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 194 transitions. [2021-04-29 07:54:12,371 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 194 transitions. [2021-04-29 07:54:12,372 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:54:12,372 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 194 transitions. [2021-04-29 07:54:12,372 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 24.25) internal successors, (194), 8 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) [2021-04-29 07:54:12,373 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 50.0) internal successors, (450), 9 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:12,373 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 50.0) internal successors, (450), 9 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:12,373 INFO L185 Difference]: Start difference. First operand has 462 places, 1183 transitions, 32746 flow. Second operand 8 states and 194 transitions. [2021-04-29 07:54:12,373 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 469 places, 1380 transitions, 40721 flow [2021-04-29 07:54:13,808 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 455 places, 1380 transitions, 40029 flow, removed 0 selfloop flow, removed 14 redundant places. [2021-04-29 07:54:13,861 INFO L241 Difference]: Finished difference. Result has 459 places, 1268 transitions, 35888 flow [2021-04-29 07:54:13,863 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=32054, PETRI_DIFFERENCE_MINUEND_PLACES=448, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1183, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=322, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=808, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=35888, PETRI_PLACES=459, PETRI_TRANSITIONS=1268} [2021-04-29 07:54:13,863 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 423 predicate places. [2021-04-29 07:54:13,863 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:54:13,863 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 459 places, 1268 transitions, 35888 flow [2021-04-29 07:54:13,863 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 459 places, 1268 transitions, 35888 flow [2021-04-29 07:54:13,885 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 459 places, 1268 transitions, 35888 flow [2021-04-29 07:54:14,947 INFO L129 PetriNetUnfolder]: 1348/3440 cut-off events. [2021-04-29 07:54:14,947 INFO L130 PetriNetUnfolder]: For 128661/128672 co-relation queries the response was YES. [2021-04-29 07:54:14,992 INFO L84 FinitePrefix]: Finished finitePrefix Result has 37535 conditions, 3440 events. 1348/3440 cut-off events. For 128661/128672 co-relation queries the response was YES. Maximal size of possible extension queue 393. Compared 32678 event pairs, 75 based on Foata normal form. 8/3444 useless extension candidates. Maximal degree in co-relation 37058. Up to 1097 conditions per place. [2021-04-29 07:54:15,033 INFO L146 LiptonReduction]: Number of co-enabled transitions 1188 [2021-04-29 07:54:15,279 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:54:15,280 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:54:15,280 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1417 [2021-04-29 07:54:15,280 INFO L480 AbstractCegarLoop]: Abstraction has has 459 places, 1268 transitions, 35888 flow [2021-04-29 07:54:15,281 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 21.22222222222222) internal successors, (191), 9 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:15,281 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:54:15,281 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:54:15,495 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110,44 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:54:15,495 INFO L428 AbstractCegarLoop]: === Iteration 49 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:54:15,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:54:15,496 INFO L82 PathProgramCache]: Analyzing trace with hash 419674312, now seen corresponding path program 21 times [2021-04-29 07:54:15,496 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:54:15,497 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995652430] [2021-04-29 07:54:15,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:54:15,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:54:15,523 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:54:15,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:15,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:54:15,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:15,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:15,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:15,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:15,571 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:54:15,571 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995652430] [2021-04-29 07:54:15,572 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [830657948] [2021-04-29 07:54:15,572 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 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 [2021-04-29 07:54:15,622 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-04-29 07:54:15,623 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:54:15,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:54:15,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:54:15,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:15,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:15,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:15,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:15,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:15,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:15,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:15,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:15,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:15,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:15,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:15,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:15,659 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-04-29 07:54:15,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:54:15,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:15,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:54:15,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:15,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:54:15,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:54:15,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:15,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:15,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:54:15,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:15,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:15,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:54:15,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:15,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:15,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:15,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:15,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:54:15,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:15,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:15,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:54:15,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:15,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:15,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:15,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:15,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:15,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:15,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:15,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:15,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:54:15,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:15,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:15,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:54:15,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:15,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:15,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:15,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:15,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:15,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:15,707 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:54:15,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:15,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:15,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:15,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:15,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:15,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:15,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:15,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:15,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:15,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:15,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:15,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:15,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:15,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:15,721 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:54:15,722 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:54:15,722 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-04-29 07:54:15,722 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561052794] [2021-04-29 07:54:15,722 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 07:54:15,723 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:54:15,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 07:54:15,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-04-29 07:54:15,724 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:54:15,724 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 459 places, 1268 transitions, 35888 flow. Second operand has 8 states, 8 states have (on average 21.125) internal successors, (169), 8 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) [2021-04-29 07:54:15,724 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:54:15,725 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:54:15,725 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:54:18,567 INFO L129 PetriNetUnfolder]: 1402/3632 cut-off events. [2021-04-29 07:54:18,567 INFO L130 PetriNetUnfolder]: For 135385/135502 co-relation queries the response was YES. [2021-04-29 07:54:18,620 INFO L84 FinitePrefix]: Finished finitePrefix Result has 41940 conditions, 3632 events. 1402/3632 cut-off events. For 135385/135502 co-relation queries the response was YES. Maximal size of possible extension queue 436. Compared 34947 event pairs, 90 based on Foata normal form. 85/3717 useless extension candidates. Maximal degree in co-relation 41439. Up to 2559 conditions per place. [2021-04-29 07:54:18,642 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 1239 selfloop transitions, 102 changer transitions 0/1348 dead transitions. [2021-04-29 07:54:18,642 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 470 places, 1348 transitions, 40843 flow [2021-04-29 07:54:18,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-29 07:54:18,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-04-29 07:54:18,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 284 transitions. [2021-04-29 07:54:18,644 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.47333333333333333 [2021-04-29 07:54:18,644 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 284 transitions. [2021-04-29 07:54:18,644 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 284 transitions. [2021-04-29 07:54:18,644 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:54:18,644 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 284 transitions. [2021-04-29 07:54:18,644 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 23.666666666666668) internal successors, (284), 12 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:18,645 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 50.0) internal successors, (650), 13 states have internal predecessors, (650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:18,646 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 50.0) internal successors, (650), 13 states have internal predecessors, (650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:18,646 INFO L185 Difference]: Start difference. First operand has 459 places, 1268 transitions, 35888 flow. Second operand 12 states and 284 transitions. [2021-04-29 07:54:18,646 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 470 places, 1348 transitions, 40843 flow [2021-04-29 07:54:20,420 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 468 places, 1348 transitions, 40593 flow, removed 120 selfloop flow, removed 2 redundant places. [2021-04-29 07:54:20,472 INFO L241 Difference]: Finished difference. Result has 473 places, 1327 transitions, 37748 flow [2021-04-29 07:54:20,473 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=35638, PETRI_DIFFERENCE_MINUEND_PLACES=457, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1268, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=61, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1188, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=37748, PETRI_PLACES=473, PETRI_TRANSITIONS=1327} [2021-04-29 07:54:20,474 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 437 predicate places. [2021-04-29 07:54:20,474 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:54:20,474 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 473 places, 1327 transitions, 37748 flow [2021-04-29 07:54:20,474 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 473 places, 1327 transitions, 37748 flow [2021-04-29 07:54:20,499 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 473 places, 1327 transitions, 37748 flow [2021-04-29 07:54:21,690 INFO L129 PetriNetUnfolder]: 1391/3597 cut-off events. [2021-04-29 07:54:21,690 INFO L130 PetriNetUnfolder]: For 134519/134523 co-relation queries the response was YES. [2021-04-29 07:54:21,740 INFO L84 FinitePrefix]: Finished finitePrefix Result has 39393 conditions, 3597 events. 1391/3597 cut-off events. For 134519/134523 co-relation queries the response was YES. Maximal size of possible extension queue 417. Compared 34705 event pairs, 73 based on Foata normal form. 3/3595 useless extension candidates. Maximal degree in co-relation 39052. Up to 1133 conditions per place. [2021-04-29 07:54:21,785 INFO L146 LiptonReduction]: Number of co-enabled transitions 1306 [2021-04-29 07:54:22,099 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:54:22,099 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:54:22,099 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1625 [2021-04-29 07:54:22,100 INFO L480 AbstractCegarLoop]: Abstraction has has 473 places, 1327 transitions, 37748 flow [2021-04-29 07:54:22,101 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 21.125) internal successors, (169), 8 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) [2021-04-29 07:54:22,101 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:54:22,101 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:54:22,315 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable111 [2021-04-29 07:54:22,315 INFO L428 AbstractCegarLoop]: === Iteration 50 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:54:22,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:54:22,316 INFO L82 PathProgramCache]: Analyzing trace with hash -1271795385, now seen corresponding path program 12 times [2021-04-29 07:54:22,316 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:54:22,316 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309262759] [2021-04-29 07:54:22,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:54:22,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:54:22,329 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:54:22,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:22,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:54:22,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:22,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:22,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:22,361 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:54:22,361 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309262759] [2021-04-29 07:54:22,361 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [624933126] [2021-04-29 07:54:22,361 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 [2021-04-29 07:54:22,387 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-04-29 07:54:22,387 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:54:22,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2021-04-29 07:54:22,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:54:22,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:22,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:22,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:22,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:22,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:22,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:22,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:22,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:22,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:22,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:22,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:22,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:22,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:22,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:22,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:54:22,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:22,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:22,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:54:22,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:22,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:22,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:22,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:22,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:54:22,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:22,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:22,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:22,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:54:22,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 07:54:22,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:22,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:22,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:22,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:22,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:22,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:22,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:22,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:22,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:54:22,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:22,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:22,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:54:22,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:22,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:22,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:22,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:22,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:22,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:22,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:22,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:22,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:22,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:22,458 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:54:22,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:22,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:22,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:22,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:22,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:22,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:22,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:22,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:22,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:22,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:22,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:22,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:22,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:22,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:22,464 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:54:22,464 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:54:22,464 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-04-29 07:54:22,465 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481387341] [2021-04-29 07:54:22,465 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 07:54:22,465 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:54:22,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 07:54:22,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-04-29 07:54:22,465 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 21 out of 50 [2021-04-29 07:54:22,466 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 473 places, 1327 transitions, 37748 flow. Second operand has 8 states, 8 states have (on average 22.25) internal successors, (178), 8 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:22,466 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:54:22,466 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 21 of 50 [2021-04-29 07:54:22,466 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:54:25,886 INFO L129 PetriNetUnfolder]: 1882/4495 cut-off events. [2021-04-29 07:54:25,887 INFO L130 PetriNetUnfolder]: For 173862/173975 co-relation queries the response was YES. [2021-04-29 07:54:25,946 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53524 conditions, 4495 events. 1882/4495 cut-off events. For 173862/173975 co-relation queries the response was YES. Maximal size of possible extension queue 517. Compared 42240 event pairs, 118 based on Foata normal form. 155/4650 useless extension candidates. Maximal degree in co-relation 52999. Up to 2415 conditions per place. [2021-04-29 07:54:25,973 INFO L132 encePairwiseOnDemand]: 45/50 looper letters, 1317 selfloop transitions, 480 changer transitions 5/1809 dead transitions. [2021-04-29 07:54:25,973 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 480 places, 1809 transitions, 53767 flow [2021-04-29 07:54:25,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-29 07:54:25,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-29 07:54:25,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 207 transitions. [2021-04-29 07:54:25,974 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5175 [2021-04-29 07:54:25,975 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 207 transitions. [2021-04-29 07:54:25,975 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 207 transitions. [2021-04-29 07:54:25,975 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:54:25,975 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 207 transitions. [2021-04-29 07:54:25,975 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 25.875) internal successors, (207), 8 states have internal predecessors, (207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:25,976 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 50.0) internal successors, (450), 9 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:25,976 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 50.0) internal successors, (450), 9 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:25,976 INFO L185 Difference]: Start difference. First operand has 473 places, 1327 transitions, 37748 flow. Second operand 8 states and 207 transitions. [2021-04-29 07:54:25,976 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 480 places, 1809 transitions, 53767 flow [2021-04-29 07:54:28,047 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 474 places, 1809 transitions, 53498 flow, removed 104 selfloop flow, removed 6 redundant places. [2021-04-29 07:54:28,093 INFO L241 Difference]: Finished difference. Result has 479 places, 1648 transitions, 48331 flow [2021-04-29 07:54:28,094 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=37174, PETRI_DIFFERENCE_MINUEND_PLACES=467, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1316, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=203, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=921, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=48331, PETRI_PLACES=479, PETRI_TRANSITIONS=1648} [2021-04-29 07:54:28,095 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 443 predicate places. [2021-04-29 07:54:28,095 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:54:28,095 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 479 places, 1648 transitions, 48331 flow [2021-04-29 07:54:28,095 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 479 places, 1648 transitions, 48331 flow [2021-04-29 07:54:28,116 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 479 places, 1648 transitions, 48331 flow [2021-04-29 07:54:29,821 INFO L129 PetriNetUnfolder]: 1865/4448 cut-off events. [2021-04-29 07:54:29,821 INFO L130 PetriNetUnfolder]: For 179510/179522 co-relation queries the response was YES. [2021-04-29 07:54:29,878 INFO L84 FinitePrefix]: Finished finitePrefix Result has 51334 conditions, 4448 events. 1865/4448 cut-off events. For 179510/179522 co-relation queries the response was YES. Maximal size of possible extension queue 505. Compared 42004 event pairs, 122 based on Foata normal form. 10/4454 useless extension candidates. Maximal degree in co-relation 50968. Up to 1600 conditions per place. [2021-04-29 07:54:29,928 INFO L146 LiptonReduction]: Number of co-enabled transitions 1324 [2021-04-29 07:54:30,396 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:54:30,396 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:54:30,397 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2302 [2021-04-29 07:54:30,397 INFO L480 AbstractCegarLoop]: Abstraction has has 479 places, 1648 transitions, 48331 flow [2021-04-29 07:54:30,397 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 22.25) internal successors, (178), 8 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:30,397 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:54:30,397 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:54:30,597 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 46 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable112 [2021-04-29 07:54:30,598 INFO L428 AbstractCegarLoop]: === Iteration 51 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:54:30,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:54:30,598 INFO L82 PathProgramCache]: Analyzing trace with hash -2081592896, now seen corresponding path program 22 times [2021-04-29 07:54:30,599 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:54:30,599 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969988372] [2021-04-29 07:54:30,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:54:30,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:54:30,613 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:54:30,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:30,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:54:30,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:30,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:30,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:30,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:30,644 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:54:30,645 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969988372] [2021-04-29 07:54:30,645 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1033415831] [2021-04-29 07:54:30,645 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 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 [2021-04-29 07:54:30,670 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-29 07:54:30,670 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:54:30,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:54:30,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:54:30,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:30,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:30,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:30,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:30,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:30,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:30,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:30,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:30,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:30,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:30,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:30,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:30,694 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-04-29 07:54:30,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:54:30,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:30,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:54:30,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:30,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:54:30,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:54:30,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:54:30,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:54:30,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:54:30,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:54:30,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:30,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:30,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:54:30,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:30,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:30,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:54:30,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:30,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:30,708 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-04-29 07:54:30,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:30,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:30,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:30,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:54:30,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:30,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:30,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:30,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:30,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:54:30,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:30,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:30,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:54:30,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:30,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:30,718 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:54:30,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:30,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:30,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:30,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:30,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:30,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:30,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:30,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:30,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:30,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:30,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:30,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:30,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:30,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:30,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:30,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:30,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:30,728 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:54:30,729 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:54:30,729 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-04-29 07:54:30,729 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023763645] [2021-04-29 07:54:30,729 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 07:54:30,729 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:54:30,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 07:54:30,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-04-29 07:54:30,730 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:54:30,730 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 479 places, 1648 transitions, 48331 flow. Second operand has 8 states, 8 states have (on average 21.125) internal successors, (169), 8 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) [2021-04-29 07:54:30,730 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:54:30,730 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:54:30,730 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:54:35,326 INFO L129 PetriNetUnfolder]: 1902/4577 cut-off events. [2021-04-29 07:54:35,327 INFO L130 PetriNetUnfolder]: For 184155/184268 co-relation queries the response was YES. [2021-04-29 07:54:35,385 INFO L84 FinitePrefix]: Finished finitePrefix Result has 56105 conditions, 4577 events. 1902/4577 cut-off events. For 184155/184268 co-relation queries the response was YES. Maximal size of possible extension queue 523. Compared 43358 event pairs, 110 based on Foata normal form. 85/4662 useless extension candidates. Maximal degree in co-relation 55570. Up to 2269 conditions per place. [2021-04-29 07:54:35,412 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 1405 selfloop transitions, 314 changer transitions 3/1729 dead transitions. [2021-04-29 07:54:35,412 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 492 places, 1729 transitions, 54181 flow [2021-04-29 07:54:35,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-29 07:54:35,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-04-29 07:54:35,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 330 transitions. [2021-04-29 07:54:35,414 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4714285714285714 [2021-04-29 07:54:35,414 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 330 transitions. [2021-04-29 07:54:35,414 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 330 transitions. [2021-04-29 07:54:35,414 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:54:35,414 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 330 transitions. [2021-04-29 07:54:35,414 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 23.571428571428573) internal successors, (330), 14 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:35,415 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 50.0) internal successors, (750), 15 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:35,415 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 50.0) internal successors, (750), 15 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:35,415 INFO L185 Difference]: Start difference. First operand has 479 places, 1648 transitions, 48331 flow. Second operand 14 states and 330 transitions. [2021-04-29 07:54:35,415 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 492 places, 1729 transitions, 54181 flow [2021-04-29 07:54:37,539 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 490 places, 1729 transitions, 53867 flow, removed 142 selfloop flow, removed 2 redundant places. [2021-04-29 07:54:37,589 INFO L241 Difference]: Finished difference. Result has 495 places, 1692 transitions, 50539 flow [2021-04-29 07:54:37,591 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=48017, PETRI_DIFFERENCE_MINUEND_PLACES=477, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1648, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=271, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1350, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=50539, PETRI_PLACES=495, PETRI_TRANSITIONS=1692} [2021-04-29 07:54:37,591 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 459 predicate places. [2021-04-29 07:54:37,591 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:54:37,591 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 495 places, 1692 transitions, 50539 flow [2021-04-29 07:54:37,591 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 495 places, 1692 transitions, 50539 flow [2021-04-29 07:54:37,615 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 495 places, 1692 transitions, 50539 flow [2021-04-29 07:54:39,193 INFO L129 PetriNetUnfolder]: 1889/4569 cut-off events. [2021-04-29 07:54:39,193 INFO L130 PetriNetUnfolder]: For 200786/200794 co-relation queries the response was YES. [2021-04-29 07:54:39,261 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53555 conditions, 4569 events. 1889/4569 cut-off events. For 200786/200794 co-relation queries the response was YES. Maximal size of possible extension queue 523. Compared 43716 event pairs, 115 based on Foata normal form. 6/4571 useless extension candidates. Maximal degree in co-relation 53065. Up to 1632 conditions per place. [2021-04-29 07:54:39,320 INFO L146 LiptonReduction]: Number of co-enabled transitions 1356 [2021-04-29 07:54:39,772 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:54:39,772 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:54:39,772 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2181 [2021-04-29 07:54:39,773 INFO L480 AbstractCegarLoop]: Abstraction has has 495 places, 1692 transitions, 50539 flow [2021-04-29 07:54:39,773 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 21.125) internal successors, (169), 8 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) [2021-04-29 07:54:39,773 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:54:39,773 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:54:39,985 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 47 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable113 [2021-04-29 07:54:39,986 INFO L428 AbstractCegarLoop]: === Iteration 52 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:54:39,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:54:39,986 INFO L82 PathProgramCache]: Analyzing trace with hash -1542902356, now seen corresponding path program 23 times [2021-04-29 07:54:39,986 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:54:40,010 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793752704] [2021-04-29 07:54:40,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:54:40,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:54:40,021 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:54:40,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:40,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:54:40,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:40,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:54:40,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:40,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:40,047 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:54:40,047 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793752704] [2021-04-29 07:54:40,047 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1741472425] [2021-04-29 07:54:40,048 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 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 [2021-04-29 07:54:40,084 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-04-29 07:54:40,085 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:54:40,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:54:40,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:54:40,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:40,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:40,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:40,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:40,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:40,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:40,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:40,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:40,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:40,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:40,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:40,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:40,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:40,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:40,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:40,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:40,111 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-04-29 07:54:40,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:54:40,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:40,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:54:40,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:40,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:54:40,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:54:40,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:40,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:40,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:54:40,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:40,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:40,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:54:40,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:40,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:40,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:40,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:40,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:54:40,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:40,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:40,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:54:40,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:54:40,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:54:40,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:40,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:40,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:54:40,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:40,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:40,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:54:40,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:40,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:40,144 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:54:40,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:40,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:40,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:40,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:40,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:40,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:40,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:40,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:40,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:40,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:40,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:40,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:40,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:40,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:40,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:40,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:40,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:40,156 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:54:40,156 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:54:40,157 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-04-29 07:54:40,157 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473902119] [2021-04-29 07:54:40,157 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-29 07:54:40,157 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:54:40,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-29 07:54:40,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-04-29 07:54:40,158 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:54:40,158 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 495 places, 1692 transitions, 50539 flow. Second operand has 7 states, 7 states have (on average 21.285714285714285) internal successors, (149), 7 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:40,158 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:54:40,159 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:54:40,159 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:54:43,869 INFO L129 PetriNetUnfolder]: 1909/4593 cut-off events. [2021-04-29 07:54:43,870 INFO L130 PetriNetUnfolder]: For 203391/203504 co-relation queries the response was YES. [2021-04-29 07:54:43,942 INFO L84 FinitePrefix]: Finished finitePrefix Result has 57677 conditions, 4593 events. 1909/4593 cut-off events. For 203391/203504 co-relation queries the response was YES. Maximal size of possible extension queue 526. Compared 43523 event pairs, 135 based on Foata normal form. 83/4676 useless extension candidates. Maximal degree in co-relation 57039. Up to 3366 conditions per place. [2021-04-29 07:54:43,971 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 1567 selfloop transitions, 148 changer transitions 0/1722 dead transitions. [2021-04-29 07:54:43,971 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 504 places, 1722 transitions, 54965 flow [2021-04-29 07:54:43,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-29 07:54:43,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-04-29 07:54:43,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 238 transitions. [2021-04-29 07:54:43,972 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.476 [2021-04-29 07:54:43,973 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 238 transitions. [2021-04-29 07:54:43,973 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 238 transitions. [2021-04-29 07:54:43,973 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:54:43,973 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 238 transitions. [2021-04-29 07:54:43,973 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 23.8) internal successors, (238), 10 states have internal predecessors, (238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:43,974 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 50.0) internal successors, (550), 11 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) [2021-04-29 07:54:43,975 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 50.0) internal successors, (550), 11 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) [2021-04-29 07:54:43,975 INFO L185 Difference]: Start difference. First operand has 495 places, 1692 transitions, 50539 flow. Second operand 10 states and 238 transitions. [2021-04-29 07:54:43,975 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 504 places, 1722 transitions, 54965 flow [2021-04-29 07:54:46,755 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 498 places, 1722 transitions, 54480 flow, removed 212 selfloop flow, removed 6 redundant places. [2021-04-29 07:54:46,805 INFO L241 Difference]: Finished difference. Result has 501 places, 1707 transitions, 51111 flow [2021-04-29 07:54:46,807 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=50110, PETRI_DIFFERENCE_MINUEND_PLACES=489, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1692, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=133, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1552, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=51111, PETRI_PLACES=501, PETRI_TRANSITIONS=1707} [2021-04-29 07:54:46,807 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 465 predicate places. [2021-04-29 07:54:46,807 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:54:46,807 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 501 places, 1707 transitions, 51111 flow [2021-04-29 07:54:46,807 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 501 places, 1707 transitions, 51111 flow [2021-04-29 07:54:46,831 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 501 places, 1707 transitions, 51111 flow [2021-04-29 07:54:48,416 INFO L129 PetriNetUnfolder]: 1897/4596 cut-off events. [2021-04-29 07:54:48,417 INFO L130 PetriNetUnfolder]: For 204558/204567 co-relation queries the response was YES. [2021-04-29 07:54:48,486 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54168 conditions, 4596 events. 1897/4596 cut-off events. For 204558/204567 co-relation queries the response was YES. Maximal size of possible extension queue 528. Compared 44079 event pairs, 115 based on Foata normal form. 6/4598 useless extension candidates. Maximal degree in co-relation 53650. Up to 1637 conditions per place. [2021-04-29 07:54:48,544 INFO L146 LiptonReduction]: Number of co-enabled transitions 1388 [2021-04-29 07:54:48,971 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:54:48,971 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:54:48,972 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2165 [2021-04-29 07:54:48,972 INFO L480 AbstractCegarLoop]: Abstraction has has 501 places, 1707 transitions, 51111 flow [2021-04-29 07:54:48,972 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 21.285714285714285) internal successors, (149), 7 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:48,972 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:54:48,972 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:54:49,172 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 48 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable114 [2021-04-29 07:54:49,173 INFO L428 AbstractCegarLoop]: === Iteration 53 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:54:49,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:54:49,174 INFO L82 PathProgramCache]: Analyzing trace with hash 664943047, now seen corresponding path program 7 times [2021-04-29 07:54:49,174 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:54:49,174 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193390129] [2021-04-29 07:54:49,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:54:49,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:54:49,184 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:54:49,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:49,191 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:54:49,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:49,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:49,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:49,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:49,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:49,218 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:54:49,219 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193390129] [2021-04-29 07:54:49,219 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1296646869] [2021-04-29 07:54:49,219 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 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-04-29 07:54:49,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:54:49,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2021-04-29 07:54:49,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:54:49,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:49,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:49,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:49,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:49,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:49,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:49,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:49,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:49,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:49,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:49,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:49,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:49,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:49,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:49,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:49,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:49,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:49,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:49,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:54:49,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:49,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:49,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:49,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:54:49,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 07:54:49,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:54:49,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:54:49,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:49,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:49,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:49,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:49,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:49,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:49,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:54:49,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:49,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:49,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:54:49,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:49,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:49,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:49,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:49,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:49,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:49,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:49,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:49,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:54:49,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:49,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:49,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:54:49,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:49,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:49,308 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:54:49,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:49,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:49,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:49,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:49,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:49,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:49,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:49,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:49,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:49,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:49,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:49,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:49,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:49,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:49,315 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:54:49,315 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:54:49,315 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 7 [2021-04-29 07:54:49,315 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558827596] [2021-04-29 07:54:49,315 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 07:54:49,316 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:54:49,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 07:54:49,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-04-29 07:54:49,316 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:54:49,316 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 501 places, 1707 transitions, 51111 flow. Second operand has 8 states, 8 states have (on average 21.25) internal successors, (170), 8 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:49,316 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:54:49,316 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:54:49,316 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:54:53,756 INFO L129 PetriNetUnfolder]: 2043/4812 cut-off events. [2021-04-29 07:54:53,756 INFO L130 PetriNetUnfolder]: For 217727/217840 co-relation queries the response was YES. [2021-04-29 07:54:53,831 INFO L84 FinitePrefix]: Finished finitePrefix Result has 61138 conditions, 4812 events. 2043/4812 cut-off events. For 217727/217840 co-relation queries the response was YES. Maximal size of possible extension queue 551. Compared 45214 event pairs, 134 based on Foata normal form. 67/4879 useless extension candidates. Maximal degree in co-relation 60494. Up to 3528 conditions per place. [2021-04-29 07:54:53,862 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 1661 selfloop transitions, 173 changer transitions 0/1841 dead transitions. [2021-04-29 07:54:53,863 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 509 places, 1841 transitions, 58711 flow [2021-04-29 07:54:53,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-04-29 07:54:53,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-04-29 07:54:53,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 222 transitions. [2021-04-29 07:54:53,864 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.49333333333333335 [2021-04-29 07:54:53,864 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 222 transitions. [2021-04-29 07:54:53,864 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 222 transitions. [2021-04-29 07:54:53,864 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:54:53,864 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 222 transitions. [2021-04-29 07:54:53,864 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 24.666666666666668) internal successors, (222), 9 states have internal predecessors, (222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:53,865 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 50.0) internal successors, (500), 10 states have internal predecessors, (500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:53,865 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 50.0) internal successors, (500), 10 states have internal predecessors, (500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:53,865 INFO L185 Difference]: Start difference. First operand has 501 places, 1707 transitions, 51111 flow. Second operand 9 states and 222 transitions. [2021-04-29 07:54:53,865 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 509 places, 1841 transitions, 58711 flow [2021-04-29 07:54:56,587 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 501 places, 1841 transitions, 58248 flow, removed 69 selfloop flow, removed 8 redundant places. [2021-04-29 07:54:56,638 INFO L241 Difference]: Finished difference. Result has 504 places, 1799 transitions, 54123 flow [2021-04-29 07:54:56,640 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=50648, PETRI_DIFFERENCE_MINUEND_PLACES=493, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1707, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=81, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1546, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=54123, PETRI_PLACES=504, PETRI_TRANSITIONS=1799} [2021-04-29 07:54:56,640 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 468 predicate places. [2021-04-29 07:54:56,640 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:54:56,640 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 504 places, 1799 transitions, 54123 flow [2021-04-29 07:54:56,640 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 504 places, 1799 transitions, 54123 flow [2021-04-29 07:54:56,664 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 504 places, 1799 transitions, 54123 flow [2021-04-29 07:54:58,539 INFO L129 PetriNetUnfolder]: 2030/4813 cut-off events. [2021-04-29 07:54:58,539 INFO L130 PetriNetUnfolder]: For 219762/219772 co-relation queries the response was YES. [2021-04-29 07:54:58,826 INFO L84 FinitePrefix]: Finished finitePrefix Result has 57603 conditions, 4813 events. 2030/4813 cut-off events. For 219762/219772 co-relation queries the response was YES. Maximal size of possible extension queue 543. Compared 45799 event pairs, 124 based on Foata normal form. 6/4816 useless extension candidates. Maximal degree in co-relation 57083. Up to 1737 conditions per place. [2021-04-29 07:54:58,878 INFO L146 LiptonReduction]: Number of co-enabled transitions 1388 [2021-04-29 07:54:59,437 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:54:59,437 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:54:59,437 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2797 [2021-04-29 07:54:59,438 INFO L480 AbstractCegarLoop]: Abstraction has has 504 places, 1799 transitions, 54123 flow [2021-04-29 07:54:59,438 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 21.25) internal successors, (170), 8 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:54:59,438 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:54:59,438 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:54:59,650 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 49 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable115 [2021-04-29 07:54:59,650 INFO L428 AbstractCegarLoop]: === Iteration 54 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:54:59,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:54:59,651 INFO L82 PathProgramCache]: Analyzing trace with hash -227705048, now seen corresponding path program 13 times [2021-04-29 07:54:59,651 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:54:59,651 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145826168] [2021-04-29 07:54:59,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:54:59,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:54:59,671 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:54:59,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:59,678 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:54:59,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:59,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:59,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:59,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:59,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:59,708 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:54:59,708 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145826168] [2021-04-29 07:54:59,708 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [323658153] [2021-04-29 07:54:59,708 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 50 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:54:59,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:54:59,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:54:59,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:54:59,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:59,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:59,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:59,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:59,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:59,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:59,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:59,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:59,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:59,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:59,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:59,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:54:59,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:59,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:59,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:54:59,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:59,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:59,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:54:59,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:59,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:54:59,777 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 07:54:59,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:54:59,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:59,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:54:59,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 07:54:59,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:59,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:59,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:59,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:59,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:59,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:59,785 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-04-29 07:54:59,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:59,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:59,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:59,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:54:59,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:59,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:59,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:59,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:59,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:54:59,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:54:59,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:54:59,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:54:59,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:59,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:54:59,796 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:54:59,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:59,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:59,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:59,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:59,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:59,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:59,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:59,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:59,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:59,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:59,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:59,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:59,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:59,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:59,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:59,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:54:59,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:54:59,806 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:54:59,806 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:54:59,806 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-04-29 07:54:59,807 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100238328] [2021-04-29 07:54:59,807 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-29 07:54:59,807 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:54:59,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-29 07:54:59,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-04-29 07:54:59,808 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:54:59,808 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 504 places, 1799 transitions, 54123 flow. Second operand has 9 states, 9 states have (on average 21.11111111111111) internal successors, (190), 9 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) [2021-04-29 07:54:59,808 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:54:59,808 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:54:59,808 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:55:05,025 INFO L129 PetriNetUnfolder]: 2039/4796 cut-off events. [2021-04-29 07:55:05,025 INFO L130 PetriNetUnfolder]: For 217873/217912 co-relation queries the response was YES. [2021-04-29 07:55:05,127 INFO L84 FinitePrefix]: Finished finitePrefix Result has 61434 conditions, 4796 events. 2039/4796 cut-off events. For 217873/217912 co-relation queries the response was YES. Maximal size of possible extension queue 561. Compared 45001 event pairs, 124 based on Foata normal form. 46/4842 useless extension candidates. Maximal degree in co-relation 60848. Up to 2224 conditions per place. [2021-04-29 07:55:05,161 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 1258 selfloop transitions, 645 changer transitions 3/1913 dead transitions. [2021-04-29 07:55:05,161 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 519 places, 1913 transitions, 61426 flow [2021-04-29 07:55:05,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-29 07:55:05,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-04-29 07:55:05,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 380 transitions. [2021-04-29 07:55:05,162 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.475 [2021-04-29 07:55:05,162 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 380 transitions. [2021-04-29 07:55:05,162 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 380 transitions. [2021-04-29 07:55:05,163 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:55:05,163 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 380 transitions. [2021-04-29 07:55:05,164 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 23.75) internal successors, (380), 16 states have internal predecessors, (380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:55:05,165 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 50.0) internal successors, (850), 17 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:55:05,165 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 50.0) internal successors, (850), 17 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:55:05,165 INFO L185 Difference]: Start difference. First operand has 504 places, 1799 transitions, 54123 flow. Second operand 16 states and 380 transitions. [2021-04-29 07:55:05,165 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 519 places, 1913 transitions, 61426 flow [2021-04-29 07:55:08,159 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 516 places, 1913 transitions, 61090 flow, removed 69 selfloop flow, removed 3 redundant places. [2021-04-29 07:55:08,213 INFO L241 Difference]: Finished difference. Result has 523 places, 1849 transitions, 57478 flow [2021-04-29 07:55:08,215 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=53763, PETRI_DIFFERENCE_MINUEND_PLACES=501, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1798, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=595, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1185, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=57478, PETRI_PLACES=523, PETRI_TRANSITIONS=1849} [2021-04-29 07:55:08,215 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 487 predicate places. [2021-04-29 07:55:08,215 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:55:08,215 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 523 places, 1849 transitions, 57478 flow [2021-04-29 07:55:08,216 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 523 places, 1849 transitions, 57478 flow [2021-04-29 07:55:08,242 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 523 places, 1849 transitions, 57478 flow [2021-04-29 07:55:10,387 INFO L129 PetriNetUnfolder]: 2026/4792 cut-off events. [2021-04-29 07:55:10,387 INFO L130 PetriNetUnfolder]: For 230370/230383 co-relation queries the response was YES. [2021-04-29 07:55:10,454 INFO L84 FinitePrefix]: Finished finitePrefix Result has 59340 conditions, 4792 events. 2026/4792 cut-off events. For 230370/230383 co-relation queries the response was YES. Maximal size of possible extension queue 536. Compared 45468 event pairs, 116 based on Foata normal form. 9/4797 useless extension candidates. Maximal degree in co-relation 58760. Up to 1731 conditions per place. [2021-04-29 07:55:10,510 INFO L146 LiptonReduction]: Number of co-enabled transitions 1422 [2021-04-29 07:55:11,101 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:55:11,101 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:55:11,101 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2886 [2021-04-29 07:55:11,102 INFO L480 AbstractCegarLoop]: Abstraction has has 523 places, 1849 transitions, 57478 flow [2021-04-29 07:55:11,102 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 21.11111111111111) internal successors, (190), 9 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) [2021-04-29 07:55:11,102 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:55:11,102 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:55:11,310 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 50 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable116 [2021-04-29 07:55:11,310 INFO L428 AbstractCegarLoop]: === Iteration 55 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:55:11,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:55:11,311 INFO L82 PathProgramCache]: Analyzing trace with hash 36185196, now seen corresponding path program 14 times [2021-04-29 07:55:11,311 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:55:11,312 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183172756] [2021-04-29 07:55:11,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:55:11,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:55:11,322 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:55:11,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:11,328 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:55:11,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:11,334 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-04-29 07:55:11,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:11,345 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:55:11,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:11,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:55:11,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:11,363 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:55:11,363 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183172756] [2021-04-29 07:55:11,363 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1658977508] [2021-04-29 07:55:11,364 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 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 [2021-04-29 07:55:11,390 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 07:55:11,391 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:55:11,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:55:11,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:55:11,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:11,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:11,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:11,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:11,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:11,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:11,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:11,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:11,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:11,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:11,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:11,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:11,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:11,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:11,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:11,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:11,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:11,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:11,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:55:11,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:11,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:11,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:55:11,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:11,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:11,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:11,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:55:11,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:55:11,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:11,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:55:11,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:55:11,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:11,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:11,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:11,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:11,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:55:11,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:11,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:11,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:55:11,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:11,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:11,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:11,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:11,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:11,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:11,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:11,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:11,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:11,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:11,472 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-04-29 07:55:11,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:55:11,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:11,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:55:11,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 07:55:11,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:55:11,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:55:11,483 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-04-29 07:55:11,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:11,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:11,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:11,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:11,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:11,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:11,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:11,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:11,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:11,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:11,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:11,489 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:55:11,490 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:55:11,490 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2021-04-29 07:55:11,490 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137242669] [2021-04-29 07:55:11,490 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 07:55:11,490 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:55:11,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 07:55:11,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-04-29 07:55:11,491 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:55:11,491 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 523 places, 1849 transitions, 57478 flow. Second operand has 10 states, 10 states have (on average 21.3) internal successors, (213), 10 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:55:11,491 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:55:11,492 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:55:11,492 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:55:16,872 INFO L129 PetriNetUnfolder]: 2069/4922 cut-off events. [2021-04-29 07:55:16,872 INFO L130 PetriNetUnfolder]: For 235592/235620 co-relation queries the response was YES. [2021-04-29 07:55:16,952 INFO L84 FinitePrefix]: Finished finitePrefix Result has 64590 conditions, 4922 events. 2069/4922 cut-off events. For 235592/235620 co-relation queries the response was YES. Maximal size of possible extension queue 572. Compared 46830 event pairs, 133 based on Foata normal form. 15/4937 useless extension candidates. Maximal degree in co-relation 63887. Up to 3067 conditions per place. [2021-04-29 07:55:16,984 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 1486 selfloop transitions, 436 changer transitions 0/1929 dead transitions. [2021-04-29 07:55:16,984 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 529 places, 1929 transitions, 63925 flow [2021-04-29 07:55:16,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-29 07:55:16,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-29 07:55:16,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 174 transitions. [2021-04-29 07:55:16,985 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.49714285714285716 [2021-04-29 07:55:16,985 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 174 transitions. [2021-04-29 07:55:16,985 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 174 transitions. [2021-04-29 07:55:16,985 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:55:16,985 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 174 transitions. [2021-04-29 07:55:16,985 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 24.857142857142858) internal successors, (174), 7 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) [2021-04-29 07:55:16,986 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 50.0) internal successors, (400), 8 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:55:16,986 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 50.0) internal successors, (400), 8 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:55:16,986 INFO L185 Difference]: Start difference. First operand has 523 places, 1849 transitions, 57478 flow. Second operand 7 states and 174 transitions. [2021-04-29 07:55:16,986 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 529 places, 1929 transitions, 63925 flow [2021-04-29 07:55:20,817 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 525 places, 1929 transitions, 62515 flow, removed 495 selfloop flow, removed 4 redundant places. [2021-04-29 07:55:20,868 INFO L241 Difference]: Finished difference. Result has 528 places, 1885 transitions, 58669 flow [2021-04-29 07:55:20,870 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=56350, PETRI_DIFFERENCE_MINUEND_PLACES=519, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1849, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=400, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1427, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=58669, PETRI_PLACES=528, PETRI_TRANSITIONS=1885} [2021-04-29 07:55:20,870 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 492 predicate places. [2021-04-29 07:55:20,870 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:55:20,870 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 528 places, 1885 transitions, 58669 flow [2021-04-29 07:55:20,871 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 528 places, 1885 transitions, 58669 flow [2021-04-29 07:55:20,896 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 528 places, 1885 transitions, 58669 flow [2021-04-29 07:55:23,085 INFO L129 PetriNetUnfolder]: 2056/4899 cut-off events. [2021-04-29 07:55:23,085 INFO L130 PetriNetUnfolder]: For 231869/231882 co-relation queries the response was YES. [2021-04-29 07:55:23,289 INFO L84 FinitePrefix]: Finished finitePrefix Result has 60385 conditions, 4899 events. 2056/4899 cut-off events. For 231869/231882 co-relation queries the response was YES. Maximal size of possible extension queue 550. Compared 46836 event pairs, 118 based on Foata normal form. 9/4907 useless extension candidates. Maximal degree in co-relation 59842. Up to 1764 conditions per place. [2021-04-29 07:55:23,346 INFO L146 LiptonReduction]: Number of co-enabled transitions 1456 [2021-04-29 07:55:23,895 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:55:23,896 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:55:23,896 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3026 [2021-04-29 07:55:23,896 INFO L480 AbstractCegarLoop]: Abstraction has has 528 places, 1885 transitions, 58669 flow [2021-04-29 07:55:23,897 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 21.3) internal successors, (213), 10 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:55:23,897 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:55:23,897 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:55:24,097 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117,51 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:55:24,099 INFO L428 AbstractCegarLoop]: === Iteration 56 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:55:24,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:55:24,099 INFO L82 PathProgramCache]: Analyzing trace with hash -1433961040, now seen corresponding path program 15 times [2021-04-29 07:55:24,099 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:55:24,099 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971852727] [2021-04-29 07:55:24,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:55:24,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:55:24,111 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:55:24,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:24,116 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:55:24,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:24,123 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-04-29 07:55:24,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:24,131 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:55:24,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:24,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:55:24,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:24,148 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:55:24,148 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971852727] [2021-04-29 07:55:24,148 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [405757] [2021-04-29 07:55:24,148 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 [2021-04-29 07:55:24,176 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-04-29 07:55:24,177 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:55:24,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:55:24,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:55:24,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:24,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:24,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:24,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:24,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:24,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:24,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:24,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:24,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:24,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:24,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:24,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:24,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:24,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:24,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:24,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:24,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:24,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:24,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:55:24,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:24,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:24,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:55:24,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:24,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:24,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:24,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:55:24,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:55:24,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:24,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:55:24,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:55:24,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:24,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:24,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:24,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:24,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:55:24,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:24,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:24,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:55:24,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:24,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:24,247 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 07:55:24,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:55:24,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:24,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:55:24,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 07:55:24,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:55:24,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:55:24,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:55:24,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:55:24,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:55:24,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:55:24,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:55:24,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:55:24,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:55:24,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:55:24,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:55:24,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:55:24,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:55:24,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:55:24,264 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:55:24,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:24,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:24,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:24,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:24,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:24,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:24,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:24,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:24,267 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:55:24,268 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:55:24,268 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2021-04-29 07:55:24,268 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411535091] [2021-04-29 07:55:24,268 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 07:55:24,268 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:55:24,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 07:55:24,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-04-29 07:55:24,269 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:55:24,269 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 528 places, 1885 transitions, 58669 flow. Second operand has 10 states, 10 states have (on average 21.2) internal successors, (212), 10 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) [2021-04-29 07:55:24,269 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:55:24,269 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:55:24,269 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:55:29,675 INFO L129 PetriNetUnfolder]: 2070/4934 cut-off events. [2021-04-29 07:55:29,676 INFO L130 PetriNetUnfolder]: For 231129/231241 co-relation queries the response was YES. [2021-04-29 07:55:29,746 INFO L84 FinitePrefix]: Finished finitePrefix Result has 64557 conditions, 4934 events. 2070/4934 cut-off events. For 231129/231241 co-relation queries the response was YES. Maximal size of possible extension queue 562. Compared 46934 event pairs, 135 based on Foata normal form. 60/4994 useless extension candidates. Maximal degree in co-relation 63845. Up to 3069 conditions per place. [2021-04-29 07:55:29,777 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 1488 selfloop transitions, 440 changer transitions 0/1935 dead transitions. [2021-04-29 07:55:29,777 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 534 places, 1935 transitions, 64111 flow [2021-04-29 07:55:29,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-29 07:55:29,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-29 07:55:29,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 174 transitions. [2021-04-29 07:55:29,778 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.49714285714285716 [2021-04-29 07:55:29,778 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 174 transitions. [2021-04-29 07:55:29,778 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 174 transitions. [2021-04-29 07:55:29,779 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:55:29,779 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 174 transitions. [2021-04-29 07:55:29,779 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 24.857142857142858) internal successors, (174), 7 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) [2021-04-29 07:55:29,780 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 50.0) internal successors, (400), 8 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:55:29,780 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 50.0) internal successors, (400), 8 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:55:29,780 INFO L185 Difference]: Start difference. First operand has 528 places, 1885 transitions, 58669 flow. Second operand 7 states and 174 transitions. [2021-04-29 07:55:29,780 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 534 places, 1935 transitions, 64111 flow [2021-04-29 07:55:33,192 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 531 places, 1935 transitions, 63502 flow, removed 65 selfloop flow, removed 3 redundant places. [2021-04-29 07:55:33,248 INFO L241 Difference]: Finished difference. Result has 533 places, 1890 transitions, 59305 flow [2021-04-29 07:55:33,249 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=58035, PETRI_DIFFERENCE_MINUEND_PLACES=525, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1884, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=434, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1446, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=59305, PETRI_PLACES=533, PETRI_TRANSITIONS=1890} [2021-04-29 07:55:33,249 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 497 predicate places. [2021-04-29 07:55:33,250 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:55:33,250 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 533 places, 1890 transitions, 59305 flow [2021-04-29 07:55:33,250 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 533 places, 1890 transitions, 59305 flow [2021-04-29 07:55:33,277 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 533 places, 1890 transitions, 59305 flow [2021-04-29 07:55:35,605 INFO L129 PetriNetUnfolder]: 2057/4920 cut-off events. [2021-04-29 07:55:35,605 INFO L130 PetriNetUnfolder]: For 233234/233247 co-relation queries the response was YES. [2021-04-29 07:55:35,675 INFO L84 FinitePrefix]: Finished finitePrefix Result has 60759 conditions, 4920 events. 2057/4920 cut-off events. For 233234/233247 co-relation queries the response was YES. Maximal size of possible extension queue 550. Compared 47222 event pairs, 118 based on Foata normal form. 9/4928 useless extension candidates. Maximal degree in co-relation 60214. Up to 1770 conditions per place. [2021-04-29 07:55:35,733 INFO L146 LiptonReduction]: Number of co-enabled transitions 1468 [2021-04-29 07:55:36,332 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:55:36,332 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:55:36,332 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3082 [2021-04-29 07:55:36,333 INFO L480 AbstractCegarLoop]: Abstraction has has 533 places, 1890 transitions, 59305 flow [2021-04-29 07:55:36,333 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 21.2) internal successors, (212), 10 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) [2021-04-29 07:55:36,333 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:55:36,333 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:55:36,533 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 52 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable118 [2021-04-29 07:55:36,533 INFO L428 AbstractCegarLoop]: === Iteration 57 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:55:36,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:55:36,534 INFO L82 PathProgramCache]: Analyzing trace with hash -775590065, now seen corresponding path program 8 times [2021-04-29 07:55:36,534 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:55:36,535 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465879473] [2021-04-29 07:55:36,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:55:36,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:55:36,545 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:55:36,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:36,551 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:55:36,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:36,559 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-04-29 07:55:36,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:36,568 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:55:36,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:36,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:36,578 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:55:36,578 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465879473] [2021-04-29 07:55:36,578 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [952504153] [2021-04-29 07:55:36,579 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 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 [2021-04-29 07:55:36,611 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 07:55:36,611 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:55:36,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2021-04-29 07:55:36,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:55:36,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:36,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:36,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:36,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:36,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:36,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:36,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:36,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:36,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:36,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:36,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:36,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:36,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:36,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:36,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:36,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:36,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:36,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:36,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:55:36,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:36,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:36,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:36,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:55:36,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 07:55:36,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:55:36,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:55:36,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:36,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:36,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:55:36,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:36,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:36,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:55:36,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:55:36,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:55:36,672 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-04-29 07:55:36,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:55:36,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:36,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:55:36,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:55:36,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:55:36,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:55:36,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:55:36,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:55:36,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:55:36,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:55:36,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:36,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:55:36,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:55:36,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:36,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:55:36,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:55:36,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:36,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:36,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:36,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:36,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:36,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:36,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:36,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:36,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:36,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:36,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:36,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:36,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:36,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:36,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:36,704 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:55:36,704 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:55:36,704 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-04-29 07:55:36,704 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002437639] [2021-04-29 07:55:36,704 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 07:55:36,705 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:55:36,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 07:55:36,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-04-29 07:55:36,705 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:55:36,706 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 533 places, 1890 transitions, 59305 flow. Second operand has 10 states, 10 states have (on average 21.2) internal successors, (212), 10 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) [2021-04-29 07:55:36,706 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:55:36,706 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:55:36,706 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:55:43,903 INFO L129 PetriNetUnfolder]: 2660/6110 cut-off events. [2021-04-29 07:55:43,903 INFO L130 PetriNetUnfolder]: For 287315/287354 co-relation queries the response was YES. [2021-04-29 07:55:43,995 INFO L84 FinitePrefix]: Finished finitePrefix Result has 80482 conditions, 6110 events. 2660/6110 cut-off events. For 287315/287354 co-relation queries the response was YES. Maximal size of possible extension queue 664. Compared 58668 event pairs, 16 based on Foata normal form. 41/6151 useless extension candidates. Maximal degree in co-relation 79793. Up to 2343 conditions per place. [2021-04-29 07:55:44,034 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 1609 selfloop transitions, 911 changer transitions 4/2531 dead transitions. [2021-04-29 07:55:44,035 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 548 places, 2531 transitions, 82652 flow [2021-04-29 07:55:44,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-04-29 07:55:44,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-04-29 07:55:44,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 420 transitions. [2021-04-29 07:55:44,036 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.49411764705882355 [2021-04-29 07:55:44,036 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 420 transitions. [2021-04-29 07:55:44,036 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 420 transitions. [2021-04-29 07:55:44,036 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:55:44,036 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 420 transitions. [2021-04-29 07:55:44,037 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 24.705882352941178) internal successors, (420), 17 states have internal predecessors, (420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:55:44,037 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 50.0) internal successors, (900), 18 states have internal predecessors, (900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:55:44,038 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 50.0) internal successors, (900), 18 states have internal predecessors, (900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:55:44,038 INFO L185 Difference]: Start difference. First operand has 533 places, 1890 transitions, 59305 flow. Second operand 17 states and 420 transitions. [2021-04-29 07:55:44,038 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 548 places, 2531 transitions, 82652 flow [2021-04-29 07:55:47,914 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 543 places, 2531 transitions, 81844 flow, removed 13 selfloop flow, removed 5 redundant places. [2021-04-29 07:55:47,981 INFO L241 Difference]: Finished difference. Result has 553 places, 2261 transitions, 73577 flow [2021-04-29 07:55:47,983 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=58475, PETRI_DIFFERENCE_MINUEND_PLACES=527, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1886, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=552, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1123, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=73577, PETRI_PLACES=553, PETRI_TRANSITIONS=2261} [2021-04-29 07:55:47,983 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 517 predicate places. [2021-04-29 07:55:47,983 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:55:47,983 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 553 places, 2261 transitions, 73577 flow [2021-04-29 07:55:47,983 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 553 places, 2261 transitions, 73577 flow [2021-04-29 07:55:48,017 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 553 places, 2261 transitions, 73577 flow [2021-04-29 07:55:51,391 INFO L129 PetriNetUnfolder]: 2643/6057 cut-off events. [2021-04-29 07:55:51,391 INFO L130 PetriNetUnfolder]: For 312705/312714 co-relation queries the response was YES. [2021-04-29 07:55:51,498 INFO L84 FinitePrefix]: Finished finitePrefix Result has 78478 conditions, 6057 events. 2643/6057 cut-off events. For 312705/312714 co-relation queries the response was YES. Maximal size of possible extension queue 672. Compared 58467 event pairs, 177 based on Foata normal form. 7/6061 useless extension candidates. Maximal degree in co-relation 77858. Up to 2343 conditions per place. [2021-04-29 07:55:51,594 INFO L146 LiptonReduction]: Number of co-enabled transitions 1506 [2021-04-29 07:55:52,437 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:55:52,437 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:55:52,437 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4454 [2021-04-29 07:55:52,437 INFO L480 AbstractCegarLoop]: Abstraction has has 553 places, 2261 transitions, 73577 flow [2021-04-29 07:55:52,437 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 21.2) internal successors, (212), 10 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) [2021-04-29 07:55:52,437 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:55:52,438 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:55:52,638 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119,53 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:55:52,638 INFO L428 AbstractCegarLoop]: === Iteration 58 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:55:52,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:55:52,639 INFO L82 PathProgramCache]: Analyzing trace with hash -605042891, now seen corresponding path program 16 times [2021-04-29 07:55:52,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:55:52,640 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644550282] [2021-04-29 07:55:52,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:55:52,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:55:52,650 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:55:52,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:52,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:55:52,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:55:52,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:55:52,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:52,678 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:55:52,678 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644550282] [2021-04-29 07:55:52,678 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [945388686] [2021-04-29 07:55:52,678 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 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 [2021-04-29 07:55:52,712 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-29 07:55:52,712 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:55:52,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2021-04-29 07:55:52,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:55:52,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:52,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:52,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:52,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:52,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:52,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:52,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:52,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:52,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:52,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:52,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:52,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:52,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:52,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:52,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:52,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:52,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:52,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:52,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:55:52,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:52,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:52,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:55:52,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:52,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:55:52,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:52,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:55:52,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:55:52,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:52,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:55:52,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:55:52,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:52,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:55:52,773 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 07:55:52,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:55:52,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:55:52,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:55:52,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 07:55:52,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:55:52,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:55:52,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:55:52,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:55:52,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:55:52,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:55:52,788 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-04-29 07:55:52,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:52,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:52,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:52,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:52,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:52,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:52,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:52,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:52,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:52,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:52,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:52,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:52,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:52,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:52,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:52,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:55:52,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:55:52,800 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:55:52,800 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:55:52,800 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 7 [2021-04-29 07:55:52,800 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597601966] [2021-04-29 07:55:52,800 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 07:55:52,800 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:55:52,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 07:55:52,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-04-29 07:55:52,801 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 21 out of 50 [2021-04-29 07:55:52,801 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 553 places, 2261 transitions, 73577 flow. Second operand has 8 states, 8 states have (on average 22.375) internal successors, (179), 8 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:55:52,801 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:55:52,802 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 21 of 50 [2021-04-29 07:55:52,802 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:56:01,289 INFO L129 PetriNetUnfolder]: 2672/6140 cut-off events. [2021-04-29 07:56:01,290 INFO L130 PetriNetUnfolder]: For 321117/321145 co-relation queries the response was YES. [2021-04-29 07:56:01,394 INFO L84 FinitePrefix]: Finished finitePrefix Result has 84179 conditions, 6140 events. 2672/6140 cut-off events. For 321117/321145 co-relation queries the response was YES. Maximal size of possible extension queue 667. Compared 59344 event pairs, 16 based on Foata normal form. 29/6169 useless extension candidates. Maximal degree in co-relation 83469. Up to 2362 conditions per place. [2021-04-29 07:56:01,435 INFO L132 encePairwiseOnDemand]: 45/50 looper letters, 1423 selfloop transitions, 1119 changer transitions 4/2553 dead transitions. [2021-04-29 07:56:01,436 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 562 places, 2553 transitions, 87374 flow [2021-04-29 07:56:01,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-29 07:56:01,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-04-29 07:56:01,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 253 transitions. [2021-04-29 07:56:01,437 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.506 [2021-04-29 07:56:01,437 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 253 transitions. [2021-04-29 07:56:01,437 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 253 transitions. [2021-04-29 07:56:01,437 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:56:01,437 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 253 transitions. [2021-04-29 07:56:01,438 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 25.3) internal successors, (253), 10 states have internal predecessors, (253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:56:01,438 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 50.0) internal successors, (550), 11 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) [2021-04-29 07:56:01,439 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 50.0) internal successors, (550), 11 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) [2021-04-29 07:56:01,439 INFO L185 Difference]: Start difference. First operand has 553 places, 2261 transitions, 73577 flow. Second operand 10 states and 253 transitions. [2021-04-29 07:56:01,439 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 562 places, 2553 transitions, 87374 flow [2021-04-29 07:56:05,943 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 555 places, 2553 transitions, 86505 flow, removed 365 selfloop flow, removed 7 redundant places. [2021-04-29 07:56:06,011 INFO L241 Difference]: Finished difference. Result has 558 places, 2283 transitions, 76804 flow [2021-04-29 07:56:06,013 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=72655, PETRI_DIFFERENCE_MINUEND_PLACES=546, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2249, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1081, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1139, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=76804, PETRI_PLACES=558, PETRI_TRANSITIONS=2283} [2021-04-29 07:56:06,013 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 522 predicate places. [2021-04-29 07:56:06,013 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:56:06,013 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 558 places, 2283 transitions, 76804 flow [2021-04-29 07:56:06,013 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 558 places, 2283 transitions, 76804 flow [2021-04-29 07:56:06,048 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 555 places, 2283 transitions, 76804 flow [2021-04-29 07:56:09,606 INFO L129 PetriNetUnfolder]: 2658/6075 cut-off events. [2021-04-29 07:56:09,606 INFO L130 PetriNetUnfolder]: For 325994/326001 co-relation queries the response was YES. [2021-04-29 07:56:09,708 INFO L84 FinitePrefix]: Finished finitePrefix Result has 81017 conditions, 6075 events. 2658/6075 cut-off events. For 325994/326001 co-relation queries the response was YES. Maximal size of possible extension queue 676. Compared 58564 event pairs, 173 based on Foata normal form. 4/6076 useless extension candidates. Maximal degree in co-relation 80406. Up to 2349 conditions per place. [2021-04-29 07:56:09,953 INFO L146 LiptonReduction]: Number of co-enabled transitions 1486 [2021-04-29 07:56:10,794 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:56:10,794 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:56:10,794 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4781 [2021-04-29 07:56:10,795 INFO L480 AbstractCegarLoop]: Abstraction has has 555 places, 2283 transitions, 76804 flow [2021-04-29 07:56:10,795 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 22.375) internal successors, (179), 8 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:56:10,795 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:56:10,795 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:56:10,995 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120,54 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:56:10,995 INFO L428 AbstractCegarLoop]: === Iteration 59 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:56:10,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:56:10,996 INFO L82 PathProgramCache]: Analyzing trace with hash -761107250, now seen corresponding path program 17 times [2021-04-29 07:56:10,996 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:56:10,996 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028071217] [2021-04-29 07:56:10,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:56:11,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:56:11,009 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:56:11,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:11,015 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:56:11,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:56:11,022 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-04-29 07:56:11,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:11,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:56:11,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:56:11,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:11,042 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:56:11,043 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028071217] [2021-04-29 07:56:11,043 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [190208850] [2021-04-29 07:56:11,043 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 55 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 55 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:56:11,069 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-04-29 07:56:11,070 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:56:11,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:56:11,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:56:11,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:11,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:11,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:11,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:11,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:11,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:11,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:11,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:11,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:11,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:11,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:11,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:11,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:56:11,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:56:11,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:56:11,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:56:11,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:56:11,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:56:11,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:56:11,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:56:11,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:56:11,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:56:11,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:56:11,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:56:11,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:56:11,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:56:11,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:11,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:11,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:11,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:11,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:11,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:11,123 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 07:56:11,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:56:11,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:56:11,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:56:11,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:56:11,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:56:11,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:56:11,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:56:11,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:56:11,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:56:11,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:56:11,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:56:11,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:56:11,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:56:11,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:56:11,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:56:11,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:56:11,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:56:11,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:56:11,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:56:11,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:56:11,159 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-04-29 07:56:11,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:11,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:11,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:11,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:11,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:11,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:11,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:11,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:11,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:11,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:11,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:11,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:11,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:11,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:11,166 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:56:11,166 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:56:11,166 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2021-04-29 07:56:11,167 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441928217] [2021-04-29 07:56:11,167 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 07:56:11,167 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:56:11,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 07:56:11,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-04-29 07:56:11,167 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:56:11,168 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 555 places, 2283 transitions, 76804 flow. Second operand has 10 states, 10 states have (on average 21.2) internal successors, (212), 10 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) [2021-04-29 07:56:11,168 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:56:11,168 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:56:11,168 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:56:19,312 INFO L129 PetriNetUnfolder]: 2676/6167 cut-off events. [2021-04-29 07:56:19,313 INFO L130 PetriNetUnfolder]: For 328674/328709 co-relation queries the response was YES. [2021-04-29 07:56:19,416 INFO L84 FinitePrefix]: Finished finitePrefix Result has 86404 conditions, 6167 events. 2676/6167 cut-off events. For 328674/328709 co-relation queries the response was YES. Maximal size of possible extension queue 660. Compared 59395 event pairs, 196 based on Foata normal form. 29/6196 useless extension candidates. Maximal degree in co-relation 85738. Up to 4070 conditions per place. [2021-04-29 07:56:19,460 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 1900 selfloop transitions, 421 changer transitions 0/2328 dead transitions. [2021-04-29 07:56:19,460 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 562 places, 2328 transitions, 82807 flow [2021-04-29 07:56:19,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-29 07:56:19,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-29 07:56:19,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 194 transitions. [2021-04-29 07:56:19,461 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.485 [2021-04-29 07:56:19,461 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 194 transitions. [2021-04-29 07:56:19,461 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 194 transitions. [2021-04-29 07:56:19,461 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:56:19,461 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 194 transitions. [2021-04-29 07:56:19,462 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 24.25) internal successors, (194), 8 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) [2021-04-29 07:56:19,462 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 50.0) internal successors, (450), 9 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:56:19,462 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 50.0) internal successors, (450), 9 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:56:19,462 INFO L185 Difference]: Start difference. First operand has 555 places, 2283 transitions, 76804 flow. Second operand 8 states and 194 transitions. [2021-04-29 07:56:19,462 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 562 places, 2328 transitions, 82807 flow [2021-04-29 07:56:24,515 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 559 places, 2328 transitions, 82178 flow, removed 261 selfloop flow, removed 3 redundant places. [2021-04-29 07:56:24,587 INFO L241 Difference]: Finished difference. Result has 562 places, 2297 transitions, 77759 flow [2021-04-29 07:56:24,588 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=76179, PETRI_DIFFERENCE_MINUEND_PLACES=552, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2283, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=407, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1870, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=77759, PETRI_PLACES=562, PETRI_TRANSITIONS=2297} [2021-04-29 07:56:24,589 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 526 predicate places. [2021-04-29 07:56:24,589 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:56:24,589 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 562 places, 2297 transitions, 77759 flow [2021-04-29 07:56:24,589 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 562 places, 2297 transitions, 77759 flow [2021-04-29 07:56:24,623 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 562 places, 2297 transitions, 77759 flow [2021-04-29 07:56:27,988 INFO L129 PetriNetUnfolder]: 2663/6105 cut-off events. [2021-04-29 07:56:27,988 INFO L130 PetriNetUnfolder]: For 329969/329973 co-relation queries the response was YES. [2021-04-29 07:56:28,083 INFO L84 FinitePrefix]: Finished finitePrefix Result has 81497 conditions, 6105 events. 2663/6105 cut-off events. For 329969/329973 co-relation queries the response was YES. Maximal size of possible extension queue 666. Compared 58814 event pairs, 172 based on Foata normal form. 1/6104 useless extension candidates. Maximal degree in co-relation 80883. Up to 2361 conditions per place. [2021-04-29 07:56:28,160 INFO L146 LiptonReduction]: Number of co-enabled transitions 1506 [2021-04-29 07:56:28,969 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:56:28,970 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:56:28,970 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4381 [2021-04-29 07:56:28,970 INFO L480 AbstractCegarLoop]: Abstraction has has 562 places, 2297 transitions, 77759 flow [2021-04-29 07:56:28,970 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 21.2) internal successors, (212), 10 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) [2021-04-29 07:56:28,970 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:56:28,970 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:56:29,171 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121,55 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:56:29,171 INFO L428 AbstractCegarLoop]: === Iteration 60 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:56:29,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:56:29,172 INFO L82 PathProgramCache]: Analyzing trace with hash 1899227876, now seen corresponding path program 18 times [2021-04-29 07:56:29,172 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:56:29,172 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573496911] [2021-04-29 07:56:29,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:56:29,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:56:29,182 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:56:29,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:29,188 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:56:29,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:56:29,195 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-04-29 07:56:29,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:29,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:56:29,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:56:29,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:29,216 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:56:29,216 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573496911] [2021-04-29 07:56:29,217 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [915754505] [2021-04-29 07:56:29,217 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 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 [2021-04-29 07:56:29,246 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-04-29 07:56:29,247 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:56:29,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:56:29,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:56:29,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:29,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:29,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:29,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:29,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:29,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:29,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:29,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:29,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:29,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:29,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:29,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:29,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:56:29,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:56:29,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:56:29,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:56:29,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:56:29,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:56:29,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:56:29,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:56:29,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:56:29,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:56:29,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:56:29,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:56:29,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:56:29,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:56:29,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:29,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:29,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:29,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:29,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:29,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:29,298 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 07:56:29,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:56:29,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:56:29,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:56:29,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:56:29,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:56:29,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:56:29,319 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 07:56:29,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:56:29,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:56:29,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:56:29,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 07:56:29,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:56:29,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:56:29,324 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:56:29,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:29,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:29,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:29,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:29,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:29,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:29,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:29,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:29,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:29,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:29,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:29,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:29,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:29,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:29,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:29,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:29,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:29,333 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:56:29,333 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:56:29,333 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2021-04-29 07:56:29,334 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704202819] [2021-04-29 07:56:29,334 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 07:56:29,334 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:56:29,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 07:56:29,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-04-29 07:56:29,335 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:56:29,335 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 562 places, 2297 transitions, 77759 flow. Second operand has 10 states, 10 states have (on average 21.2) internal successors, (212), 10 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) [2021-04-29 07:56:29,335 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:56:29,335 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:56:29,336 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:56:37,233 INFO L129 PetriNetUnfolder]: 2672/6177 cut-off events. [2021-04-29 07:56:37,233 INFO L130 PetriNetUnfolder]: For 330338/330373 co-relation queries the response was YES. [2021-04-29 07:56:37,330 INFO L84 FinitePrefix]: Finished finitePrefix Result has 86431 conditions, 6177 events. 2672/6177 cut-off events. For 330338/330373 co-relation queries the response was YES. Maximal size of possible extension queue 663. Compared 59604 event pairs, 178 based on Foata normal form. 26/6203 useless extension candidates. Maximal degree in co-relation 85769. Up to 3094 conditions per place. [2021-04-29 07:56:37,371 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 1762 selfloop transitions, 590 changer transitions 1/2360 dead transitions. [2021-04-29 07:56:37,372 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 574 places, 2360 transitions, 84605 flow [2021-04-29 07:56:37,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-29 07:56:37,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-04-29 07:56:37,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 314 transitions. [2021-04-29 07:56:37,373 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.48307692307692307 [2021-04-29 07:56:37,373 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 314 transitions. [2021-04-29 07:56:37,373 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 314 transitions. [2021-04-29 07:56:37,373 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:56:37,373 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 314 transitions. [2021-04-29 07:56:37,373 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 24.153846153846153) internal successors, (314), 13 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:56:37,374 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 50.0) internal successors, (700), 14 states have internal predecessors, (700), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:56:37,374 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 50.0) internal successors, (700), 14 states have internal predecessors, (700), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:56:37,375 INFO L185 Difference]: Start difference. First operand has 562 places, 2297 transitions, 77759 flow. Second operand 13 states and 314 transitions. [2021-04-29 07:56:37,375 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 574 places, 2360 transitions, 84605 flow [2021-04-29 07:56:42,305 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 568 places, 2360 transitions, 83528 flow, removed 281 selfloop flow, removed 6 redundant places. [2021-04-29 07:56:42,391 INFO L241 Difference]: Finished difference. Result has 570 places, 2303 transitions, 78330 flow [2021-04-29 07:56:42,393 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=76589, PETRI_DIFFERENCE_MINUEND_PLACES=556, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2294, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=580, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1711, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=78330, PETRI_PLACES=570, PETRI_TRANSITIONS=2303} [2021-04-29 07:56:42,394 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 534 predicate places. [2021-04-29 07:56:42,394 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:56:42,394 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 570 places, 2303 transitions, 78330 flow [2021-04-29 07:56:42,394 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 570 places, 2303 transitions, 78330 flow [2021-04-29 07:56:42,445 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 570 places, 2303 transitions, 78330 flow [2021-04-29 07:56:45,974 INFO L129 PetriNetUnfolder]: 2658/6111 cut-off events. [2021-04-29 07:56:45,975 INFO L130 PetriNetUnfolder]: For 332220/332241 co-relation queries the response was YES. [2021-04-29 07:56:46,099 INFO L84 FinitePrefix]: Finished finitePrefix Result has 81867 conditions, 6111 events. 2658/6111 cut-off events. For 332220/332241 co-relation queries the response was YES. Maximal size of possible extension queue 653. Compared 59206 event pairs, 174 based on Foata normal form. 13/6120 useless extension candidates. Maximal degree in co-relation 81245. Up to 2357 conditions per place. [2021-04-29 07:56:46,202 INFO L146 LiptonReduction]: Number of co-enabled transitions 1508 [2021-04-29 07:56:47,065 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:56:47,066 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:56:47,066 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4672 [2021-04-29 07:56:47,066 INFO L480 AbstractCegarLoop]: Abstraction has has 570 places, 2303 transitions, 78330 flow [2021-04-29 07:56:47,066 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 21.2) internal successors, (212), 10 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) [2021-04-29 07:56:47,066 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:56:47,066 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:56:47,267 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122,56 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:56:47,267 INFO L428 AbstractCegarLoop]: === Iteration 61 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:56:47,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:56:47,268 INFO L82 PathProgramCache]: Analyzing trace with hash 1920126629, now seen corresponding path program 9 times [2021-04-29 07:56:47,268 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:56:47,268 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996414713] [2021-04-29 07:56:47,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:56:47,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:56:47,280 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:56:47,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:47,287 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:56:47,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:56:47,296 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-04-29 07:56:47,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:47,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:56:47,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:47,314 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:56:47,315 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996414713] [2021-04-29 07:56:47,315 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1978130060] [2021-04-29 07:56:47,315 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 57 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:56:47,355 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-04-29 07:56:47,355 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:56:47,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2021-04-29 07:56:47,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:56:47,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:47,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:47,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:47,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:47,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:47,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:47,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:47,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:47,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:47,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:47,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:47,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:47,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:56:47,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:47,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:56:47,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:56:47,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:56:47,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:56:47,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:56:47,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 07:56:47,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:56:47,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:56:47,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:56:47,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:56:47,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:56:47,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:56:47,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:56:47,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:56:47,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:56:47,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:56:47,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:56:47,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:56:47,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:56:47,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:56:47,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:56:47,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:56:47,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:56:47,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:56:47,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:56:47,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:56:47,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:56:47,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:56:47,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:56:47,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:56:47,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:56:47,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:56:47,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:56:47,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:56:47,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:56:47,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:56:47,443 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:56:47,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:47,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:47,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:47,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:47,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:47,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:47,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:47,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:47,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:47,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:47,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:47,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:47,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:56:47,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:56:47,453 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:56:47,454 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:56:47,454 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-04-29 07:56:47,454 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667589818] [2021-04-29 07:56:47,454 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-29 07:56:47,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:56:47,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-29 07:56:47,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-04-29 07:56:47,455 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:56:47,456 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 570 places, 2303 transitions, 78330 flow. Second operand has 9 states, 9 states have (on average 21.22222222222222) internal successors, (191), 9 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:56:47,456 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:56:47,456 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:56:47,456 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:56:55,466 INFO L129 PetriNetUnfolder]: 2662/6117 cut-off events. [2021-04-29 07:56:55,467 INFO L130 PetriNetUnfolder]: For 337843/337955 co-relation queries the response was YES. [2021-04-29 07:56:55,564 INFO L84 FinitePrefix]: Finished finitePrefix Result has 86629 conditions, 6117 events. 2662/6117 cut-off events. For 337843/337955 co-relation queries the response was YES. Maximal size of possible extension queue 661. Compared 58756 event pairs, 179 based on Foata normal form. 90/6207 useless extension candidates. Maximal degree in co-relation 85953. Up to 3412 conditions per place. [2021-04-29 07:56:55,605 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 1716 selfloop transitions, 680 changer transitions 0/2403 dead transitions. [2021-04-29 07:56:55,605 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 578 places, 2403 transitions, 85763 flow [2021-04-29 07:56:55,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-04-29 07:56:55,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-04-29 07:56:55,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 223 transitions. [2021-04-29 07:56:55,606 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4955555555555556 [2021-04-29 07:56:55,606 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 223 transitions. [2021-04-29 07:56:55,606 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 223 transitions. [2021-04-29 07:56:55,606 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:56:55,607 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 223 transitions. [2021-04-29 07:56:55,607 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 24.77777777777778) internal successors, (223), 9 states have internal predecessors, (223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:56:55,607 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 50.0) internal successors, (500), 10 states have internal predecessors, (500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:56:55,607 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 50.0) internal successors, (500), 10 states have internal predecessors, (500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:56:55,608 INFO L185 Difference]: Start difference. First operand has 570 places, 2303 transitions, 78330 flow. Second operand 9 states and 223 transitions. [2021-04-29 07:56:55,608 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 578 places, 2403 transitions, 85763 flow [2021-04-29 07:57:00,314 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 571 places, 2403 transitions, 84662 flow, removed 42 selfloop flow, removed 7 redundant places. [2021-04-29 07:57:00,400 INFO L241 Difference]: Finished difference. Result has 575 places, 2316 transitions, 80016 flow [2021-04-29 07:57:00,402 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=76891, PETRI_DIFFERENCE_MINUEND_PLACES=563, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2293, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=657, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1613, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=80016, PETRI_PLACES=575, PETRI_TRANSITIONS=2316} [2021-04-29 07:57:00,402 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 539 predicate places. [2021-04-29 07:57:00,402 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:57:00,402 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 575 places, 2316 transitions, 80016 flow [2021-04-29 07:57:00,402 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 575 places, 2316 transitions, 80016 flow [2021-04-29 07:57:00,437 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 575 places, 2316 transitions, 80016 flow [2021-04-29 07:57:03,830 INFO L129 PetriNetUnfolder]: 2649/6091 cut-off events. [2021-04-29 07:57:03,830 INFO L130 PetriNetUnfolder]: For 335106/335110 co-relation queries the response was YES. [2021-04-29 07:57:03,931 INFO L84 FinitePrefix]: Finished finitePrefix Result has 82174 conditions, 6091 events. 2649/6091 cut-off events. For 335106/335110 co-relation queries the response was YES. Maximal size of possible extension queue 662. Compared 58985 event pairs, 167 based on Foata normal form. 1/6088 useless extension candidates. Maximal degree in co-relation 81573. Up to 2345 conditions per place. [2021-04-29 07:57:04,011 INFO L146 LiptonReduction]: Number of co-enabled transitions 1500 [2021-04-29 07:57:04,876 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:57:04,876 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:57:04,876 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4474 [2021-04-29 07:57:04,876 INFO L480 AbstractCegarLoop]: Abstraction has has 575 places, 2316 transitions, 80016 flow [2021-04-29 07:57:04,876 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 21.22222222222222) internal successors, (191), 9 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:57:04,876 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:57:04,877 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:57:05,084 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 57 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable123 [2021-04-29 07:57:05,085 INFO L428 AbstractCegarLoop]: === Iteration 62 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:57:05,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:57:05,085 INFO L82 PathProgramCache]: Analyzing trace with hash 411537708, now seen corresponding path program 19 times [2021-04-29 07:57:05,085 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:57:05,086 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260294329] [2021-04-29 07:57:05,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:57:05,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:57:05,102 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:57:05,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:05,111 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:57:05,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:57:05,118 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-04-29 07:57:05,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:05,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:57:05,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:57:05,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:05,142 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:57:05,142 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260294329] [2021-04-29 07:57:05,142 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [857420778] [2021-04-29 07:57:05,142 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 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 [2021-04-29 07:57:05,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:57:05,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:57:05,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:57:05,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:05,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:05,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:05,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:05,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:05,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:05,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:05,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:05,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:05,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:05,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:05,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:05,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:05,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:05,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:05,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:05,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:57:05,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:57:05,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:57:05,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:57:05,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:57:05,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:57:05,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:57:05,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:57:05,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:57:05,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:57:05,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:57:05,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:57:05,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:57:05,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:57:05,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:05,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:05,222 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.9 percent of original size [2021-04-29 07:57:05,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:57:05,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:57:05,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:57:05,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:57:05,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:57:05,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:57:05,229 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-04-29 07:57:05,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:57:05,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:57:05,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:57:05,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:57:05,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:57:05,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:57:05,234 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:57:05,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:05,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:05,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:05,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:05,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:05,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:05,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:05,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:05,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:05,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:05,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:05,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:05,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:05,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:05,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:05,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:05,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:05,244 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-29 07:57:05,244 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:57:05,245 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 8 [2021-04-29 07:57:05,245 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057651241] [2021-04-29 07:57:05,245 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-29 07:57:05,245 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:57:05,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-29 07:57:05,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-04-29 07:57:05,246 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:57:05,246 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 575 places, 2316 transitions, 80016 flow. Second operand has 9 states, 9 states have (on average 21.22222222222222) internal successors, (191), 9 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:57:05,246 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:57:05,246 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:57:05,246 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:57:13,528 INFO L129 PetriNetUnfolder]: 2663/6096 cut-off events. [2021-04-29 07:57:13,528 INFO L130 PetriNetUnfolder]: For 338221/338333 co-relation queries the response was YES. [2021-04-29 07:57:13,631 INFO L84 FinitePrefix]: Finished finitePrefix Result has 87044 conditions, 6096 events. 2663/6096 cut-off events. For 338221/338333 co-relation queries the response was YES. Maximal size of possible extension queue 661. Compared 58394 event pairs, 180 based on Foata normal form. 82/6178 useless extension candidates. Maximal degree in co-relation 86365. Up to 3130 conditions per place. [2021-04-29 07:57:13,673 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 1705 selfloop transitions, 651 changer transitions 1/2364 dead transitions. [2021-04-29 07:57:13,674 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 586 places, 2364 transitions, 86323 flow [2021-04-29 07:57:13,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-29 07:57:13,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-04-29 07:57:13,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 290 transitions. [2021-04-29 07:57:13,675 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.48333333333333334 [2021-04-29 07:57:13,675 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 290 transitions. [2021-04-29 07:57:13,675 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 290 transitions. [2021-04-29 07:57:13,675 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:57:13,675 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 290 transitions. [2021-04-29 07:57:13,675 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 24.166666666666668) internal successors, (290), 12 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:57:13,676 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 50.0) internal successors, (650), 13 states have internal predecessors, (650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:57:13,676 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 50.0) internal successors, (650), 13 states have internal predecessors, (650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:57:13,676 INFO L185 Difference]: Start difference. First operand has 575 places, 2316 transitions, 80016 flow. Second operand 12 states and 290 transitions. [2021-04-29 07:57:13,676 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 586 places, 2364 transitions, 86323 flow [2021-04-29 07:57:18,817 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 579 places, 2364 transitions, 84996 flow, removed 80 selfloop flow, removed 7 redundant places. [2021-04-29 07:57:18,908 INFO L241 Difference]: Finished difference. Result has 581 places, 2323 transitions, 80470 flow [2021-04-29 07:57:18,911 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=78560, PETRI_DIFFERENCE_MINUEND_PLACES=568, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2313, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=640, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1670, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=80470, PETRI_PLACES=581, PETRI_TRANSITIONS=2323} [2021-04-29 07:57:18,911 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 545 predicate places. [2021-04-29 07:57:18,911 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:57:18,911 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 581 places, 2323 transitions, 80470 flow [2021-04-29 07:57:18,912 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 581 places, 2323 transitions, 80470 flow [2021-04-29 07:57:18,974 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 581 places, 2323 transitions, 80470 flow [2021-04-29 07:57:22,443 INFO L129 PetriNetUnfolder]: 2649/6075 cut-off events. [2021-04-29 07:57:22,443 INFO L130 PetriNetUnfolder]: For 332141/332146 co-relation queries the response was YES. [2021-04-29 07:57:22,550 INFO L84 FinitePrefix]: Finished finitePrefix Result has 82625 conditions, 6075 events. 2649/6075 cut-off events. For 332141/332146 co-relation queries the response was YES. Maximal size of possible extension queue 664. Compared 58589 event pairs, 167 based on Foata normal form. 1/6075 useless extension candidates. Maximal degree in co-relation 82026. Up to 2333 conditions per place. [2021-04-29 07:57:22,854 INFO L146 LiptonReduction]: Number of co-enabled transitions 1508 [2021-04-29 07:57:23,701 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:57:23,701 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:57:23,701 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4790 [2021-04-29 07:57:23,702 INFO L480 AbstractCegarLoop]: Abstraction has has 581 places, 2323 transitions, 80470 flow [2021-04-29 07:57:23,702 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 21.22222222222222) internal successors, (191), 9 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:57:23,702 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:57:23,702 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:57:23,902 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124,58 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:57:23,903 INFO L428 AbstractCegarLoop]: === Iteration 63 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:57:23,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:57:23,903 INFO L82 PathProgramCache]: Analyzing trace with hash 818081374, now seen corresponding path program 20 times [2021-04-29 07:57:23,904 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:57:23,904 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206375363] [2021-04-29 07:57:23,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:57:23,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:57:23,915 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:57:23,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:23,922 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:57:23,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:57:23,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:23,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:57:23,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:23,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:57:23,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:23,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:57:23,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:23,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:23,950 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:57:23,950 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206375363] [2021-04-29 07:57:23,950 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2130379627] [2021-04-29 07:57:23,950 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 59 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 59 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:57:23,978 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 07:57:23,978 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:57:23,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:57:23,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:57:23,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:23,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:23,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:23,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:23,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:23,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:23,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:23,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:23,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:23,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:23,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:23,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:24,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:24,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:24,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:24,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:24,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:24,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:24,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:57:24,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:57:24,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:57:24,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:57:24,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:57:24,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:57:24,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:57:24,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:57:24,033 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 07:57:24,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:57:24,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:57:24,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:57:24,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 07:57:24,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:57:24,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:57:24,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:57:24,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:57:24,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:57:24,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:57:24,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:57:24,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:57:24,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:57:24,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:57:24,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:57:24,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:57:24,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:57:24,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:57:24,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:57:24,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:57:24,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:57:24,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:57:24,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:57:24,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:57:24,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:57:24,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:57:24,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:57:24,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:57:24,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:57:24,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:57:24,065 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:57:24,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:24,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:24,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:24,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:24,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:24,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:24,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:24,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:24,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:24,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:24,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:24,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:24,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:24,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:24,075 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:57:24,075 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:57:24,075 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-04-29 07:57:24,075 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576674642] [2021-04-29 07:57:24,075 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-29 07:57:24,076 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:57:24,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-29 07:57:24,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-04-29 07:57:24,077 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:57:24,077 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 581 places, 2323 transitions, 80470 flow. Second operand has 9 states, 9 states have (on average 21.11111111111111) internal successors, (190), 9 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) [2021-04-29 07:57:24,077 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:57:24,077 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:57:24,077 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:57:32,159 INFO L129 PetriNetUnfolder]: 2696/6218 cut-off events. [2021-04-29 07:57:32,160 INFO L130 PetriNetUnfolder]: For 346328/346440 co-relation queries the response was YES. [2021-04-29 07:57:32,273 INFO L84 FinitePrefix]: Finished finitePrefix Result has 89504 conditions, 6218 events. 2696/6218 cut-off events. For 346328/346440 co-relation queries the response was YES. Maximal size of possible extension queue 686. Compared 60108 event pairs, 193 based on Foata normal form. 83/6301 useless extension candidates. Maximal degree in co-relation 88812. Up to 3766 conditions per place. [2021-04-29 07:57:32,316 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 1739 selfloop transitions, 678 changer transitions 0/2424 dead transitions. [2021-04-29 07:57:32,316 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 592 places, 2424 transitions, 89016 flow [2021-04-29 07:57:32,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-29 07:57:32,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-04-29 07:57:32,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 290 transitions. [2021-04-29 07:57:32,318 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.48333333333333334 [2021-04-29 07:57:32,318 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 290 transitions. [2021-04-29 07:57:32,318 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 290 transitions. [2021-04-29 07:57:32,318 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:57:32,318 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 290 transitions. [2021-04-29 07:57:32,318 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 24.166666666666668) internal successors, (290), 12 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:57:32,319 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 50.0) internal successors, (650), 13 states have internal predecessors, (650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:57:32,319 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 50.0) internal successors, (650), 13 states have internal predecessors, (650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:57:32,319 INFO L185 Difference]: Start difference. First operand has 581 places, 2323 transitions, 80470 flow. Second operand 12 states and 290 transitions. [2021-04-29 07:57:32,319 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 592 places, 2424 transitions, 89016 flow [2021-04-29 07:57:37,302 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 585 places, 2424 transitions, 87967 flow, removed 11 selfloop flow, removed 7 redundant places. [2021-04-29 07:57:37,395 INFO L241 Difference]: Finished difference. Result has 590 places, 2359 transitions, 82827 flow [2021-04-29 07:57:37,398 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=79393, PETRI_DIFFERENCE_MINUEND_PLACES=574, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2321, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=643, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1661, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=82827, PETRI_PLACES=590, PETRI_TRANSITIONS=2359} [2021-04-29 07:57:37,398 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 554 predicate places. [2021-04-29 07:57:37,398 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:57:37,398 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 590 places, 2359 transitions, 82827 flow [2021-04-29 07:57:37,399 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 590 places, 2359 transitions, 82827 flow [2021-04-29 07:57:37,453 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 590 places, 2359 transitions, 82827 flow [2021-04-29 07:57:41,297 INFO L129 PetriNetUnfolder]: 2683/6204 cut-off events. [2021-04-29 07:57:41,298 INFO L130 PetriNetUnfolder]: For 348204/348211 co-relation queries the response was YES. [2021-04-29 07:57:41,409 INFO L84 FinitePrefix]: Finished finitePrefix Result has 85202 conditions, 6204 events. 2683/6204 cut-off events. For 348204/348211 co-relation queries the response was YES. Maximal size of possible extension queue 675. Compared 60428 event pairs, 168 based on Foata normal form. 4/6203 useless extension candidates. Maximal degree in co-relation 84562. Up to 2387 conditions per place. [2021-04-29 07:57:41,492 INFO L146 LiptonReduction]: Number of co-enabled transitions 1550 [2021-04-29 07:57:42,343 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:57:42,344 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:57:42,344 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4946 [2021-04-29 07:57:42,344 INFO L480 AbstractCegarLoop]: Abstraction has has 590 places, 2359 transitions, 82827 flow [2021-04-29 07:57:42,344 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 21.11111111111111) internal successors, (190), 9 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) [2021-04-29 07:57:42,344 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:57:42,344 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:57:42,551 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 59 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable125 [2021-04-29 07:57:42,551 INFO L428 AbstractCegarLoop]: === Iteration 64 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:57:42,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:57:42,552 INFO L82 PathProgramCache]: Analyzing trace with hash 974096990, now seen corresponding path program 21 times [2021-04-29 07:57:42,552 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:57:42,553 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385566980] [2021-04-29 07:57:42,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:57:42,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:57:42,565 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:57:42,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:42,571 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:57:42,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:57:42,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:57:42,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:57:42,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:57:42,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:42,599 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:57:42,599 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385566980] [2021-04-29 07:57:42,599 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [129061000] [2021-04-29 07:57:42,599 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 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 [2021-04-29 07:57:42,632 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-04-29 07:57:42,632 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:57:42,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:57:42,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:57:42,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:42,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:42,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:42,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:42,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:42,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:42,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:42,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:42,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:42,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:42,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:42,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:57:42,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:57:42,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:57:42,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:57:42,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:57:42,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:57:42,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:57:42,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:57:42,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:57:42,677 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 07:57:42,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:57:42,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:57:42,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:57:42,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 07:57:42,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:57:42,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:57:42,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:57:42,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:57:42,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:57:42,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:57:42,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:57:42,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:57:42,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:57:42,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:57:42,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:57:42,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:57:42,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:57:42,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:57:42,691 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-04-29 07:57:42,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:57:42,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:57:42,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:57:42,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:57:42,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:57:42,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:57:42,695 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:57:42,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:42,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:42,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:42,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:42,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:42,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:42,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:42,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:42,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:42,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:42,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:42,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:42,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:42,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:42,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:42,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:57:42,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:57:42,706 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:57:42,706 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:57:42,706 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-04-29 07:57:42,707 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99233806] [2021-04-29 07:57:42,707 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-29 07:57:42,707 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:57:42,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-29 07:57:42,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-04-29 07:57:42,708 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:57:42,708 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 590 places, 2359 transitions, 82827 flow. Second operand has 9 states, 9 states have (on average 21.11111111111111) internal successors, (190), 9 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) [2021-04-29 07:57:42,708 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:57:42,709 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:57:42,709 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:57:51,582 INFO L129 PetriNetUnfolder]: 2695/6202 cut-off events. [2021-04-29 07:57:51,582 INFO L130 PetriNetUnfolder]: For 350174/350282 co-relation queries the response was YES. [2021-04-29 07:57:51,872 INFO L84 FinitePrefix]: Finished finitePrefix Result has 90099 conditions, 6202 events. 2695/6202 cut-off events. For 350174/350282 co-relation queries the response was YES. Maximal size of possible extension queue 685. Compared 59780 event pairs, 178 based on Foata normal form. 84/6286 useless extension candidates. Maximal degree in co-relation 89377. Up to 2985 conditions per place. [2021-04-29 07:57:51,915 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 1635 selfloop transitions, 781 changer transitions 1/2424 dead transitions. [2021-04-29 07:57:51,916 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 606 places, 2424 transitions, 89957 flow [2021-04-29 07:57:51,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-04-29 07:57:51,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-04-29 07:57:51,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 408 transitions. [2021-04-29 07:57:51,917 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.48 [2021-04-29 07:57:51,917 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 408 transitions. [2021-04-29 07:57:51,917 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 408 transitions. [2021-04-29 07:57:51,918 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:57:51,918 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 408 transitions. [2021-04-29 07:57:51,918 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 24.0) internal successors, (408), 17 states have internal predecessors, (408), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:57:51,919 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 50.0) internal successors, (900), 18 states have internal predecessors, (900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:57:51,920 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 50.0) internal successors, (900), 18 states have internal predecessors, (900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:57:51,920 INFO L185 Difference]: Start difference. First operand has 590 places, 2359 transitions, 82827 flow. Second operand 17 states and 408 transitions. [2021-04-29 07:57:51,920 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 606 places, 2424 transitions, 89957 flow [2021-04-29 07:57:56,927 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 600 places, 2424 transitions, 88941 flow, removed 175 selfloop flow, removed 6 redundant places. [2021-04-29 07:57:56,999 INFO L241 Difference]: Finished difference. Result has 602 places, 2363 transitions, 83869 flow [2021-04-29 07:57:57,001 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=81569, PETRI_DIFFERENCE_MINUEND_PLACES=584, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2352, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=770, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1578, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=83869, PETRI_PLACES=602, PETRI_TRANSITIONS=2363} [2021-04-29 07:57:57,001 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 566 predicate places. [2021-04-29 07:57:57,001 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:57:57,001 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 602 places, 2363 transitions, 83869 flow [2021-04-29 07:57:57,001 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 602 places, 2363 transitions, 83869 flow [2021-04-29 07:57:57,037 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 602 places, 2363 transitions, 83869 flow [2021-04-29 07:58:00,144 INFO L129 PetriNetUnfolder]: 2681/6199 cut-off events. [2021-04-29 07:58:00,144 INFO L130 PetriNetUnfolder]: For 350499/350504 co-relation queries the response was YES. [2021-04-29 07:58:00,485 INFO L84 FinitePrefix]: Finished finitePrefix Result has 85962 conditions, 6199 events. 2681/6199 cut-off events. For 350499/350504 co-relation queries the response was YES. Maximal size of possible extension queue 673. Compared 60362 event pairs, 167 based on Foata normal form. 1/6197 useless extension candidates. Maximal degree in co-relation 85353. Up to 2384 conditions per place. [2021-04-29 07:58:00,594 INFO L146 LiptonReduction]: Number of co-enabled transitions 1550 [2021-04-29 07:58:01,427 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:58:01,427 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:58:01,428 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4427 [2021-04-29 07:58:01,428 INFO L480 AbstractCegarLoop]: Abstraction has has 602 places, 2363 transitions, 83869 flow [2021-04-29 07:58:01,428 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 21.11111111111111) internal successors, (190), 9 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) [2021-04-29 07:58:01,428 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:58:01,428 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:58:01,629 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126,60 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:58:01,629 INFO L428 AbstractCegarLoop]: === Iteration 65 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:58:01,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:58:01,630 INFO L82 PathProgramCache]: Analyzing trace with hash 1587457054, now seen corresponding path program 22 times [2021-04-29 07:58:01,630 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:58:01,630 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528345269] [2021-04-29 07:58:01,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:58:01,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:58:01,646 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:58:01,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:01,653 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:58:01,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:01,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:58:01,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:58:01,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:58:01,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:01,684 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:58:01,684 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528345269] [2021-04-29 07:58:01,684 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1688761409] [2021-04-29 07:58:01,684 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 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 [2021-04-29 07:58:01,713 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-29 07:58:01,713 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:58:01,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:58:01,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:58:01,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:01,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:01,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:01,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:01,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:01,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:01,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:01,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:01,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:01,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:01,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:01,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:01,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:58:01,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:01,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:58:01,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:58:01,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:01,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:58:01,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:01,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:01,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:01,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:01,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:01,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:01,766 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-04-29 07:58:01,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:58:01,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:58:01,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:01,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:58:01,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:58:01,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:58:01,787 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-04-29 07:58:01,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:58:01,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:58:01,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:58:01,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 07:58:01,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:58:01,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:58:01,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:58:01,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:58:01,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:58:01,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:58:01,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:58:01,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:58:01,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:58:01,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:58:01,802 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:58:01,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:01,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:01,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:01,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:01,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:01,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:01,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:01,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:01,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:01,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:01,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:01,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:01,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:01,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:01,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:01,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:01,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:01,814 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:58:01,815 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:58:01,815 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-04-29 07:58:01,815 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895965631] [2021-04-29 07:58:01,815 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 07:58:01,815 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:58:01,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 07:58:01,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-04-29 07:58:01,816 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:58:01,817 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 602 places, 2363 transitions, 83869 flow. Second operand has 10 states, 10 states have (on average 21.1) internal successors, (211), 10 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:58:01,817 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:58:01,817 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:58:01,817 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:58:10,946 INFO L129 PetriNetUnfolder]: 2680/6092 cut-off events. [2021-04-29 07:58:10,947 INFO L130 PetriNetUnfolder]: For 351388/351473 co-relation queries the response was YES. [2021-04-29 07:58:11,050 INFO L84 FinitePrefix]: Finished finitePrefix Result has 90052 conditions, 6092 events. 2680/6092 cut-off events. For 351388/351473 co-relation queries the response was YES. Maximal size of possible extension queue 679. Compared 58189 event pairs, 178 based on Foata normal form. 71/6163 useless extension candidates. Maximal degree in co-relation 89270. Up to 3169 conditions per place. [2021-04-29 07:58:11,093 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 1755 selfloop transitions, 639 changer transitions 4/2405 dead transitions. [2021-04-29 07:58:11,093 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 617 places, 2405 transitions, 90143 flow [2021-04-29 07:58:11,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-29 07:58:11,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-04-29 07:58:11,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 382 transitions. [2021-04-29 07:58:11,095 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4775 [2021-04-29 07:58:11,095 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 382 transitions. [2021-04-29 07:58:11,095 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 382 transitions. [2021-04-29 07:58:11,095 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:58:11,096 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 382 transitions. [2021-04-29 07:58:11,096 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 23.875) internal successors, (382), 16 states have internal predecessors, (382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:58:11,097 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 50.0) internal successors, (850), 17 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:58:11,098 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 50.0) internal successors, (850), 17 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:58:11,098 INFO L185 Difference]: Start difference. First operand has 602 places, 2363 transitions, 83869 flow. Second operand 16 states and 382 transitions. [2021-04-29 07:58:11,098 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 617 places, 2405 transitions, 90143 flow [2021-04-29 07:58:16,895 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 610 places, 2405 transitions, 89309 flow, removed 132 selfloop flow, removed 7 redundant places. [2021-04-29 07:58:16,989 INFO L241 Difference]: Finished difference. Result has 615 places, 2353 transitions, 84377 flow [2021-04-29 07:58:16,992 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=82471, PETRI_DIFFERENCE_MINUEND_PLACES=595, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2348, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=630, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1712, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=84377, PETRI_PLACES=615, PETRI_TRANSITIONS=2353} [2021-04-29 07:58:16,992 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 579 predicate places. [2021-04-29 07:58:16,992 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:58:16,992 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 615 places, 2353 transitions, 84377 flow [2021-04-29 07:58:16,993 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 615 places, 2353 transitions, 84377 flow [2021-04-29 07:58:17,050 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 615 places, 2353 transitions, 84377 flow [2021-04-29 07:58:20,743 INFO L129 PetriNetUnfolder]: 2667/6070 cut-off events. [2021-04-29 07:58:20,743 INFO L130 PetriNetUnfolder]: For 354229/354236 co-relation queries the response was YES. [2021-04-29 07:58:20,853 INFO L84 FinitePrefix]: Finished finitePrefix Result has 86012 conditions, 6070 events. 2667/6070 cut-off events. For 354229/354236 co-relation queries the response was YES. Maximal size of possible extension queue 674. Compared 58542 event pairs, 163 based on Foata normal form. 1/6066 useless extension candidates. Maximal degree in co-relation 85389. Up to 2359 conditions per place. [2021-04-29 07:58:20,935 INFO L146 LiptonReduction]: Number of co-enabled transitions 1558 [2021-04-29 07:58:21,828 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:58:21,828 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:58:21,828 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4836 [2021-04-29 07:58:21,829 INFO L480 AbstractCegarLoop]: Abstraction has has 615 places, 2353 transitions, 84377 flow [2021-04-29 07:58:21,829 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 21.1) internal successors, (211), 10 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:58:21,829 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:58:21,829 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:58:22,029 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 61 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable127 [2021-04-29 07:58:22,030 INFO L428 AbstractCegarLoop]: === Iteration 66 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:58:22,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:58:22,030 INFO L82 PathProgramCache]: Analyzing trace with hash 637735236, now seen corresponding path program 23 times [2021-04-29 07:58:22,030 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:58:22,030 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122677237] [2021-04-29 07:58:22,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:58:22,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:58:22,041 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:58:22,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:22,048 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:58:22,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:22,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:58:22,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:58:22,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:58:22,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:22,082 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:58:22,082 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122677237] [2021-04-29 07:58:22,082 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1214477858] [2021-04-29 07:58:22,082 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 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 [2021-04-29 07:58:22,110 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-04-29 07:58:22,110 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:58:22,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:58:22,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:58:22,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:22,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:22,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:22,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:22,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:22,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:22,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:22,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:22,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:22,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:22,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:22,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:22,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:58:22,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:22,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:58:22,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:58:22,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:22,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:58:22,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:22,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:22,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:22,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:22,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:22,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:22,160 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-04-29 07:58:22,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:58:22,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:58:22,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:22,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:58:22,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:58:22,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:58:22,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:58:22,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:58:22,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:58:22,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:58:22,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:58:22,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:58:22,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:22,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:22,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:58:22,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:22,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:58:22,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:58:22,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:58:22,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:22,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:58:22,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 07:58:22,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:58:22,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:58:22,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:58:22,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:58:22,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:58:22,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:58:22,223 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-04-29 07:58:22,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:22,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:22,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:22,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:22,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:22,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:22,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:22,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:22,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:22,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:22,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:22,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:22,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:22,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:22,236 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:58:22,236 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:58:22,236 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-04-29 07:58:22,236 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456461495] [2021-04-29 07:58:22,236 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-04-29 07:58:22,237 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:58:22,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-04-29 07:58:22,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-04-29 07:58:22,237 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:58:22,237 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 615 places, 2353 transitions, 84377 flow. Second operand has 11 states, 11 states have (on average 21.09090909090909) internal successors, (232), 11 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:58:22,237 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:58:22,238 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:58:22,238 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:58:31,132 INFO L129 PetriNetUnfolder]: 2675/6075 cut-off events. [2021-04-29 07:58:31,132 INFO L130 PetriNetUnfolder]: For 357017/357052 co-relation queries the response was YES. [2021-04-29 07:58:31,239 INFO L84 FinitePrefix]: Finished finitePrefix Result has 90769 conditions, 6075 events. 2675/6075 cut-off events. For 357017/357052 co-relation queries the response was YES. Maximal size of possible extension queue 683. Compared 57981 event pairs, 190 based on Foata normal form. 29/6104 useless extension candidates. Maximal degree in co-relation 90042. Up to 4140 conditions per place. [2021-04-29 07:58:31,280 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 1920 selfloop transitions, 448 changer transitions 0/2375 dead transitions. [2021-04-29 07:58:31,281 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 623 places, 2375 transitions, 89846 flow [2021-04-29 07:58:31,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-04-29 07:58:31,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-04-29 07:58:31,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 218 transitions. [2021-04-29 07:58:31,282 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.48444444444444446 [2021-04-29 07:58:31,282 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 218 transitions. [2021-04-29 07:58:31,282 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 218 transitions. [2021-04-29 07:58:31,282 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:58:31,282 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 218 transitions. [2021-04-29 07:58:31,282 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 24.22222222222222) internal successors, (218), 9 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) [2021-04-29 07:58:31,283 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 50.0) internal successors, (500), 10 states have internal predecessors, (500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:58:31,283 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 50.0) internal successors, (500), 10 states have internal predecessors, (500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:58:31,283 INFO L185 Difference]: Start difference. First operand has 615 places, 2353 transitions, 84377 flow. Second operand 9 states and 218 transitions. [2021-04-29 07:58:31,283 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 623 places, 2375 transitions, 89846 flow [2021-04-29 07:58:36,563 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 618 places, 2375 transitions, 89214 flow, removed 121 selfloop flow, removed 5 redundant places. [2021-04-29 07:58:36,633 INFO L241 Difference]: Finished difference. Result has 620 places, 2350 transitions, 84693 flow [2021-04-29 07:58:36,635 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=83505, PETRI_DIFFERENCE_MINUEND_PLACES=610, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2348, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=446, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1900, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=84693, PETRI_PLACES=620, PETRI_TRANSITIONS=2350} [2021-04-29 07:58:36,635 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 584 predicate places. [2021-04-29 07:58:36,635 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:58:36,636 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 620 places, 2350 transitions, 84693 flow [2021-04-29 07:58:36,636 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 620 places, 2350 transitions, 84693 flow [2021-04-29 07:58:36,673 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 620 places, 2350 transitions, 84693 flow [2021-04-29 07:58:40,180 INFO L129 PetriNetUnfolder]: 2662/6062 cut-off events. [2021-04-29 07:58:40,181 INFO L130 PetriNetUnfolder]: For 351920/351924 co-relation queries the response was YES. [2021-04-29 07:58:40,296 INFO L84 FinitePrefix]: Finished finitePrefix Result has 85845 conditions, 6062 events. 2662/6062 cut-off events. For 351920/351924 co-relation queries the response was YES. Maximal size of possible extension queue 668. Compared 58338 event pairs, 169 based on Foata normal form. 1/6063 useless extension candidates. Maximal degree in co-relation 85225. Up to 2358 conditions per place. [2021-04-29 07:58:40,379 INFO L146 LiptonReduction]: Number of co-enabled transitions 1554 [2021-04-29 07:58:41,210 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:58:41,211 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:58:41,211 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4576 [2021-04-29 07:58:41,211 INFO L480 AbstractCegarLoop]: Abstraction has has 620 places, 2350 transitions, 84693 flow [2021-04-29 07:58:41,211 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 21.09090909090909) internal successors, (232), 11 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:58:41,211 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:58:41,211 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:58:41,417 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128,62 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:58:41,418 INFO L428 AbstractCegarLoop]: === Iteration 67 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:58:41,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:58:41,418 INFO L82 PathProgramCache]: Analyzing trace with hash -358688856, now seen corresponding path program 24 times [2021-04-29 07:58:41,418 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:58:41,419 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857582558] [2021-04-29 07:58:41,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:58:41,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:58:41,429 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:58:41,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:41,435 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:58:41,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:41,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:41,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:58:41,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:58:41,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:41,467 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:58:41,467 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857582558] [2021-04-29 07:58:41,468 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1168534281] [2021-04-29 07:58:41,468 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 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 [2021-04-29 07:58:41,494 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-04-29 07:58:41,494 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:58:41,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:58:41,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:58:41,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:41,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:41,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:41,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:41,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:41,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:41,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:41,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:41,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:41,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:41,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:41,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:41,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:41,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:41,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:41,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:58:41,520 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 07:58:41,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:58:41,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:58:41,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:41,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:58:41,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:41,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:41,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:58:41,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:41,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:58:41,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:58:41,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:58:41,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:58:41,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:58:41,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:58:41,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:58:41,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:58:41,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:58:41,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:58:41,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:58:41,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:58:41,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:58:41,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:58:41,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:58:41,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:58:41,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:58:41,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:58:41,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:58:41,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:58:41,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:58:41,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:58:41,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:58:41,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:58:41,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:58:41,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:58:41,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:58:41,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:58:41,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:58:41,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 07:58:41,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:58:41,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:58:41,579 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-04-29 07:58:41,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:41,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:41,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:41,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:41,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:41,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:41,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:41,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:41,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:41,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:58:41,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:58:41,585 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:58:41,585 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:58:41,586 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-04-29 07:58:41,586 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250469462] [2021-04-29 07:58:41,586 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 07:58:41,586 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:58:41,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 07:58:41,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-04-29 07:58:41,587 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:58:41,587 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 620 places, 2350 transitions, 84693 flow. Second operand has 10 states, 10 states have (on average 21.1) internal successors, (211), 10 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:58:41,587 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:58:41,587 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:58:41,588 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:58:50,156 INFO L129 PetriNetUnfolder]: 2710/6170 cut-off events. [2021-04-29 07:58:50,156 INFO L130 PetriNetUnfolder]: For 359175/359210 co-relation queries the response was YES. [2021-04-29 07:58:50,271 INFO L84 FinitePrefix]: Finished finitePrefix Result has 92462 conditions, 6170 events. 2710/6170 cut-off events. For 359175/359210 co-relation queries the response was YES. Maximal size of possible extension queue 679. Compared 59140 event pairs, 196 based on Foata normal form. 41/6211 useless extension candidates. Maximal degree in co-relation 91656. Up to 4793 conditions per place. [2021-04-29 07:58:50,316 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 2314 selfloop transitions, 110 changer transitions 0/2431 dead transitions. [2021-04-29 07:58:50,317 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 629 places, 2431 transitions, 92704 flow [2021-04-29 07:58:50,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-29 07:58:50,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-04-29 07:58:50,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 236 transitions. [2021-04-29 07:58:50,318 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.472 [2021-04-29 07:58:50,318 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 236 transitions. [2021-04-29 07:58:50,318 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 236 transitions. [2021-04-29 07:58:50,318 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:58:50,318 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 236 transitions. [2021-04-29 07:58:50,318 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 23.6) internal successors, (236), 10 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) [2021-04-29 07:58:50,319 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 50.0) internal successors, (550), 11 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) [2021-04-29 07:58:50,319 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 50.0) internal successors, (550), 11 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) [2021-04-29 07:58:50,319 INFO L185 Difference]: Start difference. First operand has 620 places, 2350 transitions, 84693 flow. Second operand 10 states and 236 transitions. [2021-04-29 07:58:50,319 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 629 places, 2431 transitions, 92704 flow [2021-04-29 07:58:55,776 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 623 places, 2431 transitions, 91932 flow, removed 7 selfloop flow, removed 6 redundant places. [2021-04-29 07:58:55,867 INFO L241 Difference]: Finished difference. Result has 628 places, 2405 transitions, 86667 flow [2021-04-29 07:58:55,869 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=83644, PETRI_DIFFERENCE_MINUEND_PLACES=614, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2341, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=54, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2243, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=86667, PETRI_PLACES=628, PETRI_TRANSITIONS=2405} [2021-04-29 07:58:55,869 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 592 predicate places. [2021-04-29 07:58:55,869 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:58:55,870 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 628 places, 2405 transitions, 86667 flow [2021-04-29 07:58:55,870 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 628 places, 2405 transitions, 86667 flow [2021-04-29 07:58:55,925 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 628 places, 2405 transitions, 86667 flow [2021-04-29 07:58:59,648 INFO L129 PetriNetUnfolder]: 2697/6144 cut-off events. [2021-04-29 07:58:59,648 INFO L130 PetriNetUnfolder]: For 355585/355589 co-relation queries the response was YES. [2021-04-29 07:58:59,769 INFO L84 FinitePrefix]: Finished finitePrefix Result has 87264 conditions, 6144 events. 2697/6144 cut-off events. For 355585/355589 co-relation queries the response was YES. Maximal size of possible extension queue 665. Compared 59222 event pairs, 169 based on Foata normal form. 1/6143 useless extension candidates. Maximal degree in co-relation 86561. Up to 2376 conditions per place. [2021-04-29 07:58:59,875 INFO L146 LiptonReduction]: Number of co-enabled transitions 1596 [2021-04-29 07:59:00,792 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:59:00,792 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:59:00,792 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4923 [2021-04-29 07:59:00,793 INFO L480 AbstractCegarLoop]: Abstraction has has 628 places, 2405 transitions, 86667 flow [2021-04-29 07:59:00,793 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 21.1) internal successors, (211), 10 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:59:00,793 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:59:00,793 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:59:00,993 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 63 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable129 [2021-04-29 07:59:00,994 INFO L428 AbstractCegarLoop]: === Iteration 68 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:59:00,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:59:00,995 INFO L82 PathProgramCache]: Analyzing trace with hash 480790342, now seen corresponding path program 24 times [2021-04-29 07:59:00,995 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:59:00,995 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157689498] [2021-04-29 07:59:00,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:59:01,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:59:01,007 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:59:01,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:01,015 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:59:01,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:59:01,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:01,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:59:01,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:59:01,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:01,048 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:59:01,048 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157689498] [2021-04-29 07:59:01,048 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [905525059] [2021-04-29 07:59:01,048 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 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 [2021-04-29 07:59:01,078 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-04-29 07:59:01,078 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 07:59:01,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:59:01,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:59:01,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:01,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:01,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:01,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:01,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:01,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:01,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:01,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:01,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:01,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:01,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:01,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:01,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:01,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:01,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:01,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:01,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:59:01,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:59:01,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:59:01,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:59:01,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:59:01,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:59:01,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:59:01,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:59:01,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:59:01,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:59:01,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:59:01,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:59:01,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:59:01,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:59:01,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:59:01,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:59:01,168 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.1 percent of original size [2021-04-29 07:59:01,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:59:01,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:59:01,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:59:01,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:59:01,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:59:01,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:59:01,189 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-04-29 07:59:01,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:59:01,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:59:01,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:59:01,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 07:59:01,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:59:01,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:59:01,195 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:59:01,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:01,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:01,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:01,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:01,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:01,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:01,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:01,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:01,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:01,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:01,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:01,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:01,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:01,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:01,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:01,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:01,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:01,204 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:59:01,204 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:59:01,205 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-04-29 07:59:01,205 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259890134] [2021-04-29 07:59:01,205 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-04-29 07:59:01,205 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:59:01,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-04-29 07:59:01,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-04-29 07:59:01,206 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:59:01,207 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 628 places, 2405 transitions, 86667 flow. Second operand has 11 states, 11 states have (on average 21.09090909090909) internal successors, (232), 11 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:59:01,207 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:59:01,207 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:59:01,207 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:59:10,974 INFO L129 PetriNetUnfolder]: 2902/6680 cut-off events. [2021-04-29 07:59:10,974 INFO L130 PetriNetUnfolder]: For 403117/403239 co-relation queries the response was YES. [2021-04-29 07:59:11,101 INFO L84 FinitePrefix]: Finished finitePrefix Result has 99899 conditions, 6680 events. 2902/6680 cut-off events. For 403117/403239 co-relation queries the response was YES. Maximal size of possible extension queue 746. Compared 65569 event pairs, 176 based on Foata normal form. 71/6751 useless extension candidates. Maximal degree in co-relation 98988. Up to 3137 conditions per place. [2021-04-29 07:59:11,149 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 1768 selfloop transitions, 862 changer transitions 0/2637 dead transitions. [2021-04-29 07:59:11,149 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 653 places, 2637 transitions, 99893 flow [2021-04-29 07:59:11,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-04-29 07:59:11,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2021-04-29 07:59:11,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 624 transitions. [2021-04-29 07:59:11,151 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.48 [2021-04-29 07:59:11,151 INFO L72 ComplementDD]: Start complementDD. Operand 26 states and 624 transitions. [2021-04-29 07:59:11,151 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 624 transitions. [2021-04-29 07:59:11,151 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:59:11,151 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 26 states and 624 transitions. [2021-04-29 07:59:11,153 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 27 states, 26 states have (on average 24.0) internal successors, (624), 26 states have internal predecessors, (624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:59:11,154 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 27 states, 27 states have (on average 50.0) internal successors, (1350), 27 states have internal predecessors, (1350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:59:11,155 INFO L81 ComplementDD]: Finished complementDD. Result has 27 states, 27 states have (on average 50.0) internal successors, (1350), 27 states have internal predecessors, (1350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:59:11,155 INFO L185 Difference]: Start difference. First operand has 628 places, 2405 transitions, 86667 flow. Second operand 26 states and 624 transitions. [2021-04-29 07:59:11,155 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 653 places, 2637 transitions, 99893 flow [2021-04-29 07:59:17,615 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 650 places, 2637 transitions, 99850 flow, removed 4 selfloop flow, removed 3 redundant places. [2021-04-29 07:59:17,699 INFO L241 Difference]: Finished difference. Result has 655 places, 2531 transitions, 93447 flow [2021-04-29 07:59:17,701 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=86624, PETRI_DIFFERENCE_MINUEND_PLACES=625, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2405, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=754, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1589, PETRI_DIFFERENCE_SUBTRAHEND_STATES=26, PETRI_FLOW=93447, PETRI_PLACES=655, PETRI_TRANSITIONS=2531} [2021-04-29 07:59:17,701 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 619 predicate places. [2021-04-29 07:59:17,701 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:59:17,702 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 655 places, 2531 transitions, 93447 flow [2021-04-29 07:59:17,702 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 655 places, 2531 transitions, 93447 flow [2021-04-29 07:59:17,753 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 655 places, 2531 transitions, 93447 flow [2021-04-29 07:59:21,779 INFO L129 PetriNetUnfolder]: 2891/6688 cut-off events. [2021-04-29 07:59:21,779 INFO L130 PetriNetUnfolder]: For 425162/425172 co-relation queries the response was YES. [2021-04-29 07:59:22,173 INFO L84 FinitePrefix]: Finished finitePrefix Result has 97342 conditions, 6688 events. 2891/6688 cut-off events. For 425162/425172 co-relation queries the response was YES. Maximal size of possible extension queue 748. Compared 66508 event pairs, 181 based on Foata normal form. 4/6685 useless extension candidates. Maximal degree in co-relation 96599. Up to 2580 conditions per place. [2021-04-29 07:59:22,284 INFO L146 LiptonReduction]: Number of co-enabled transitions 1716 [2021-04-29 07:59:23,250 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:59:23,250 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:59:23,250 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5549 [2021-04-29 07:59:23,250 INFO L480 AbstractCegarLoop]: Abstraction has has 655 places, 2531 transitions, 93447 flow [2021-04-29 07:59:23,251 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 21.09090909090909) internal successors, (232), 11 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:59:23,251 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:59:23,251 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:59:23,451 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130,64 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:59:23,451 INFO L428 AbstractCegarLoop]: === Iteration 69 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:59:23,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:59:23,452 INFO L82 PathProgramCache]: Analyzing trace with hash -374516312, now seen corresponding path program 25 times [2021-04-29 07:59:23,452 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:59:23,452 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901887357] [2021-04-29 07:59:23,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:59:23,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:59:23,460 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:59:23,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:23,465 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:59:23,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:59:23,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:23,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:59:23,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:59:23,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:23,496 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:59:23,496 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901887357] [2021-04-29 07:59:23,496 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [869008071] [2021-04-29 07:59:23,496 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 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 [2021-04-29 07:59:23,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:59:23,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:59:23,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:59:23,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:23,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:23,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:23,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:23,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:23,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:23,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:23,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:23,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:23,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:23,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:23,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:23,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:23,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:23,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:23,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:23,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:59:23,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:59:23,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:59:23,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:59:23,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:59:23,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:59:23,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:59:23,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:59:23,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:59:23,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:59:23,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:59:23,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:59:23,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:59:23,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:59:23,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:59:23,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:59:23,593 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-04-29 07:59:23,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:59:23,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:59:23,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:59:23,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 07:59:23,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:59:23,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:59:23,598 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-04-29 07:59:23,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:59:23,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:59:23,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:59:23,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 07:59:23,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:59:23,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:59:23,603 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 07:59:23,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:23,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:23,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:23,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:23,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:23,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:23,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:23,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:23,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:23,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:23,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:23,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:23,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:23,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:23,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:23,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:23,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:23,613 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:59:23,613 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:59:23,613 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-04-29 07:59:23,613 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596706196] [2021-04-29 07:59:23,613 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 07:59:23,613 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:59:23,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 07:59:23,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-04-29 07:59:23,614 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:59:23,615 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 655 places, 2531 transitions, 93447 flow. Second operand has 10 states, 10 states have (on average 21.1) internal successors, (211), 10 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:59:23,615 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:59:23,615 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:59:23,615 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:59:33,648 INFO L129 PetriNetUnfolder]: 2903/6707 cut-off events. [2021-04-29 07:59:33,648 INFO L130 PetriNetUnfolder]: For 432006/432041 co-relation queries the response was YES. [2021-04-29 07:59:33,779 INFO L84 FinitePrefix]: Finished finitePrefix Result has 103110 conditions, 6707 events. 2903/6707 cut-off events. For 432006/432041 co-relation queries the response was YES. Maximal size of possible extension queue 755. Compared 65981 event pairs, 178 based on Foata normal form. 40/6747 useless extension candidates. Maximal degree in co-relation 102169. Up to 3139 conditions per place. [2021-04-29 07:59:33,827 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 1724 selfloop transitions, 904 changer transitions 1/2636 dead transitions. [2021-04-29 07:59:33,827 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 678 places, 2636 transitions, 102574 flow [2021-04-29 07:59:33,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-04-29 07:59:33,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2021-04-29 07:59:33,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 580 transitions. [2021-04-29 07:59:33,829 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.48333333333333334 [2021-04-29 07:59:33,829 INFO L72 ComplementDD]: Start complementDD. Operand 24 states and 580 transitions. [2021-04-29 07:59:33,829 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 580 transitions. [2021-04-29 07:59:33,829 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:59:33,829 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 24 states and 580 transitions. [2021-04-29 07:59:33,830 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 25 states, 24 states have (on average 24.166666666666668) internal successors, (580), 24 states have internal predecessors, (580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:59:33,831 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 25 states, 25 states have (on average 50.0) internal successors, (1250), 25 states have internal predecessors, (1250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:59:33,831 INFO L81 ComplementDD]: Finished complementDD. Result has 25 states, 25 states have (on average 50.0) internal successors, (1250), 25 states have internal predecessors, (1250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:59:33,831 INFO L185 Difference]: Start difference. First operand has 655 places, 2531 transitions, 93447 flow. Second operand 24 states and 580 transitions. [2021-04-29 07:59:33,831 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 678 places, 2636 transitions, 102574 flow [2021-04-29 07:59:41,059 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 663 places, 2636 transitions, 100456 flow, removed 728 selfloop flow, removed 15 redundant places. [2021-04-29 07:59:41,143 INFO L241 Difference]: Finished difference. Result has 667 places, 2550 transitions, 94447 flow [2021-04-29 07:59:41,144 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=91493, PETRI_DIFFERENCE_MINUEND_PLACES=640, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2530, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=884, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1637, PETRI_DIFFERENCE_SUBTRAHEND_STATES=24, PETRI_FLOW=94447, PETRI_PLACES=667, PETRI_TRANSITIONS=2550} [2021-04-29 07:59:41,144 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 631 predicate places. [2021-04-29 07:59:41,144 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 07:59:41,144 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 667 places, 2550 transitions, 94447 flow [2021-04-29 07:59:41,145 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 667 places, 2550 transitions, 94447 flow [2021-04-29 07:59:41,186 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 667 places, 2550 transitions, 94447 flow [2021-04-29 07:59:45,376 INFO L129 PetriNetUnfolder]: 2890/6693 cut-off events. [2021-04-29 07:59:45,376 INFO L130 PetriNetUnfolder]: For 423625/423630 co-relation queries the response was YES. [2021-04-29 07:59:45,499 INFO L84 FinitePrefix]: Finished finitePrefix Result has 97545 conditions, 6693 events. 2890/6693 cut-off events. For 423625/423630 co-relation queries the response was YES. Maximal size of possible extension queue 752. Compared 66573 event pairs, 178 based on Foata normal form. 1/6691 useless extension candidates. Maximal degree in co-relation 96710. Up to 2550 conditions per place. [2021-04-29 07:59:45,591 INFO L146 LiptonReduction]: Number of co-enabled transitions 1732 [2021-04-29 07:59:46,574 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 07:59:46,574 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 07:59:46,575 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5431 [2021-04-29 07:59:46,575 INFO L480 AbstractCegarLoop]: Abstraction has has 667 places, 2550 transitions, 94447 flow [2021-04-29 07:59:46,575 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 21.1) internal successors, (211), 10 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:59:46,575 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 07:59:46,575 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 07:59:46,776 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131,65 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:59:46,777 INFO L428 AbstractCegarLoop]: === Iteration 70 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 07:59:46,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 07:59:46,777 INFO L82 PathProgramCache]: Analyzing trace with hash 2107378942, now seen corresponding path program 26 times [2021-04-29 07:59:46,778 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 07:59:46,778 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137864910] [2021-04-29 07:59:46,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 07:59:46,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 07:59:46,788 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 07:59:46,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:46,794 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 07:59:46,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:59:46,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:46,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 07:59:46,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:59:46,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:46,826 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:59:46,826 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137864910] [2021-04-29 07:59:46,826 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1419696600] [2021-04-29 07:59:46,826 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 66 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-04-29 07:59:46,854 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 07:59:46,855 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat Waiting until toolchain timeout for monitored process 66 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 07:59:46,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 07:59:46,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 07:59:46,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:46,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:46,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:46,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:46,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:46,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:46,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:46,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:46,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:46,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:46,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:46,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:46,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:46,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:46,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:46,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 07:59:46,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:59:46,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:59:46,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:59:46,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:59:46,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:59:46,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 07:59:46,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:59:46,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:59:46,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:59:46,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:59:46,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:59:46,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:59:46,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 07:59:46,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:59:46,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:59:46,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:59:46,921 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.1 percent of original size [2021-04-29 07:59:46,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 07:59:46,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:59:46,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:59:46,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:59:46,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:59:46,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:59:46,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:59:46,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:59:46,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:59:46,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:59:46,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 07:59:46,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 07:59:46,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 07:59:46,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 07:59:46,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:59:46,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 07:59:46,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:59:46,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:59:46,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:59:46,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:59:46,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:59:46,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:59:46,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:59:46,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 07:59:46,959 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-04-29 07:59:46,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:46,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:46,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:46,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:46,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:46,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:46,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:46,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:46,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:46,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 07:59:46,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 07:59:46,967 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 07:59:46,967 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 07:59:46,967 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-04-29 07:59:46,967 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601971244] [2021-04-29 07:59:46,968 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-04-29 07:59:46,968 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 07:59:46,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-04-29 07:59:46,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-04-29 07:59:46,969 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 07:59:46,969 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 667 places, 2550 transitions, 94447 flow. Second operand has 11 states, 11 states have (on average 21.09090909090909) internal successors, (232), 11 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:59:46,969 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 07:59:46,969 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 07:59:46,969 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 07:59:57,366 INFO L129 PetriNetUnfolder]: 2900/6679 cut-off events. [2021-04-29 07:59:57,367 INFO L130 PetriNetUnfolder]: For 425339/425461 co-relation queries the response was YES. [2021-04-29 07:59:57,502 INFO L84 FinitePrefix]: Finished finitePrefix Result has 102831 conditions, 6679 events. 2900/6679 cut-off events. For 425339/425461 co-relation queries the response was YES. Maximal size of possible extension queue 747. Compared 65605 event pairs, 199 based on Foata normal form. 68/6747 useless extension candidates. Maximal degree in co-relation 101953. Up to 4118 conditions per place. [2021-04-29 07:59:57,549 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 1939 selfloop transitions, 670 changer transitions 0/2616 dead transitions. [2021-04-29 07:59:57,549 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 681 places, 2616 transitions, 101738 flow [2021-04-29 07:59:57,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-04-29 07:59:57,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-04-29 07:59:57,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 364 transitions. [2021-04-29 07:59:57,550 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.48533333333333334 [2021-04-29 07:59:57,550 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 364 transitions. [2021-04-29 07:59:57,550 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 364 transitions. [2021-04-29 07:59:57,551 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 07:59:57,551 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 364 transitions. [2021-04-29 07:59:57,551 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 24.266666666666666) internal successors, (364), 15 states have internal predecessors, (364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:59:57,552 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 50.0) internal successors, (800), 16 states have internal predecessors, (800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:59:57,552 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 50.0) internal successors, (800), 16 states have internal predecessors, (800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 07:59:57,552 INFO L185 Difference]: Start difference. First operand has 667 places, 2550 transitions, 94447 flow. Second operand 15 states and 364 transitions. [2021-04-29 07:59:57,552 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 681 places, 2616 transitions, 101738 flow [2021-04-29 08:00:04,941 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 666 places, 2616 transitions, 100328 flow, removed 124 selfloop flow, removed 15 redundant places. [2021-04-29 08:00:05,024 INFO L241 Difference]: Finished difference. Result has 668 places, 2558 transitions, 94766 flow [2021-04-29 08:00:05,025 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=93079, PETRI_DIFFERENCE_MINUEND_PLACES=652, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2550, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=662, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1882, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=94766, PETRI_PLACES=668, PETRI_TRANSITIONS=2558} [2021-04-29 08:00:05,025 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 632 predicate places. [2021-04-29 08:00:05,025 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 08:00:05,025 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 668 places, 2558 transitions, 94766 flow [2021-04-29 08:00:05,026 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 668 places, 2558 transitions, 94766 flow [2021-04-29 08:00:05,068 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 668 places, 2558 transitions, 94766 flow [2021-04-29 08:00:09,101 INFO L129 PetriNetUnfolder]: 2889/6682 cut-off events. [2021-04-29 08:00:09,101 INFO L130 PetriNetUnfolder]: For 417341/417348 co-relation queries the response was YES. [2021-04-29 08:00:09,229 INFO L84 FinitePrefix]: Finished finitePrefix Result has 97207 conditions, 6682 events. 2889/6682 cut-off events. For 417341/417348 co-relation queries the response was YES. Maximal size of possible extension queue 747. Compared 66325 event pairs, 178 based on Foata normal form. 1/6678 useless extension candidates. Maximal degree in co-relation 96366. Up to 2551 conditions per place. [2021-04-29 08:00:09,324 INFO L146 LiptonReduction]: Number of co-enabled transitions 1734 [2021-04-29 08:00:10,314 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 08:00:10,314 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 08:00:10,314 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5289 [2021-04-29 08:00:10,314 INFO L480 AbstractCegarLoop]: Abstraction has has 668 places, 2558 transitions, 94766 flow [2021-04-29 08:00:10,315 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 21.09090909090909) internal successors, (232), 11 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:00:10,315 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 08:00:10,315 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 08:00:10,515 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 66 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable132 [2021-04-29 08:00:10,515 INFO L428 AbstractCegarLoop]: === Iteration 71 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 08:00:10,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 08:00:10,516 INFO L82 PathProgramCache]: Analyzing trace with hash 1575739334, now seen corresponding path program 27 times [2021-04-29 08:00:10,516 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 08:00:10,516 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163495517] [2021-04-29 08:00:10,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 08:00:10,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 08:00:10,527 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 08:00:10,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:10,533 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 08:00:10,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:00:10,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:00:10,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:00:10,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:00:10,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:00:10,561 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 08:00:10,561 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163495517] [2021-04-29 08:00:10,561 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [598914471] [2021-04-29 08:00:10,561 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 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 [2021-04-29 08:00:10,587 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-04-29 08:00:10,587 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 08:00:10,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 08:00:10,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 08:00:10,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:10,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:10,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:10,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:10,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:10,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:10,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:10,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:10,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:10,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:10,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:10,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:10,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:10,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:10,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:10,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:10,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:00:10,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:00:10,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:00:10,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:00:10,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:00:10,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:00:10,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:00:10,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:00:10,635 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 08:00:10,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 08:00:10,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:00:10,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 08:00:10,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 08:00:10,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:00:10,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:00:10,640 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-04-29 08:00:10,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:00:10,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:00:10,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:00:10,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 08:00:10,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:00:10,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:00:10,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:00:10,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:00:10,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 08:00:10,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:00:10,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:00:10,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 08:00:10,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:00:10,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:00:10,651 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 08:00:10,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:00:10,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:00:10,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:00:10,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:00:10,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:00:10,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:00:10,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:00:10,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:00:10,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:00:10,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:00:10,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:00:10,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:00:10,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:00:10,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:00:10,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:00:10,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:10,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:00:10,661 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 08:00:10,661 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 08:00:10,661 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-04-29 08:00:10,662 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823584700] [2021-04-29 08:00:10,662 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-29 08:00:10,662 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 08:00:10,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-29 08:00:10,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-04-29 08:00:10,663 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 08:00:10,663 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 668 places, 2558 transitions, 94766 flow. Second operand has 9 states, 9 states have (on average 21.11111111111111) internal successors, (190), 9 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) [2021-04-29 08:00:10,663 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 08:00:10,663 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 08:00:10,663 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 08:00:21,574 INFO L129 PetriNetUnfolder]: 2965/6868 cut-off events. [2021-04-29 08:00:21,574 INFO L130 PetriNetUnfolder]: For 430764/430799 co-relation queries the response was YES. [2021-04-29 08:00:21,919 INFO L84 FinitePrefix]: Finished finitePrefix Result has 105299 conditions, 6868 events. 2965/6868 cut-off events. For 430764/430799 co-relation queries the response was YES. Maximal size of possible extension queue 785. Compared 68006 event pairs, 188 based on Foata normal form. 36/6904 useless extension candidates. Maximal degree in co-relation 104370. Up to 3659 conditions per place. [2021-04-29 08:00:21,966 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 2160 selfloop transitions, 527 changer transitions 3/2697 dead transitions. [2021-04-29 08:00:21,966 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 685 places, 2697 transitions, 105203 flow [2021-04-29 08:00:21,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-04-29 08:00:21,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-04-29 08:00:21,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 427 transitions. [2021-04-29 08:00:21,968 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.47444444444444445 [2021-04-29 08:00:21,968 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 427 transitions. [2021-04-29 08:00:21,968 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 427 transitions. [2021-04-29 08:00:21,968 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 08:00:21,968 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 427 transitions. [2021-04-29 08:00:21,968 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 23.72222222222222) internal successors, (427), 18 states have internal predecessors, (427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:00:21,969 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 50.0) internal successors, (950), 19 states have internal predecessors, (950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:00:21,970 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 50.0) internal successors, (950), 19 states have internal predecessors, (950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:00:21,970 INFO L185 Difference]: Start difference. First operand has 668 places, 2558 transitions, 94766 flow. Second operand 18 states and 427 transitions. [2021-04-29 08:00:21,970 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 685 places, 2697 transitions, 105203 flow [2021-04-29 08:00:29,251 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 674 places, 2697 transitions, 103781 flow, removed 29 selfloop flow, removed 11 redundant places. [2021-04-29 08:00:29,385 INFO L241 Difference]: Finished difference. Result has 681 places, 2642 transitions, 97792 flow [2021-04-29 08:00:29,386 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=93486, PETRI_DIFFERENCE_MINUEND_PLACES=657, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2558, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=446, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2061, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=97792, PETRI_PLACES=681, PETRI_TRANSITIONS=2642} [2021-04-29 08:00:29,386 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 645 predicate places. [2021-04-29 08:00:29,386 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 08:00:29,386 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 681 places, 2642 transitions, 97792 flow [2021-04-29 08:00:29,386 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 681 places, 2642 transitions, 97792 flow [2021-04-29 08:00:29,430 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 680 places, 2642 transitions, 97792 flow [2021-04-29 08:00:33,661 INFO L129 PetriNetUnfolder]: 2954/6881 cut-off events. [2021-04-29 08:00:33,661 INFO L130 PetriNetUnfolder]: For 434123/434130 co-relation queries the response was YES. [2021-04-29 08:00:33,803 INFO L84 FinitePrefix]: Finished finitePrefix Result has 100225 conditions, 6881 events. 2954/6881 cut-off events. For 434123/434130 co-relation queries the response was YES. Maximal size of possible extension queue 777. Compared 69034 event pairs, 171 based on Foata normal form. 1/6877 useless extension candidates. Maximal degree in co-relation 99479. Up to 2588 conditions per place. [2021-04-29 08:00:33,903 INFO L146 LiptonReduction]: Number of co-enabled transitions 1820 [2021-04-29 08:00:34,968 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 08:00:34,968 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 08:00:34,968 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5582 [2021-04-29 08:00:34,968 INFO L480 AbstractCegarLoop]: Abstraction has has 680 places, 2642 transitions, 97792 flow [2021-04-29 08:00:34,969 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 21.11111111111111) internal successors, (190), 9 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) [2021-04-29 08:00:34,969 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 08:00:34,969 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 08:00:35,177 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 67 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable133 [2021-04-29 08:00:35,177 INFO L428 AbstractCegarLoop]: === Iteration 72 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 08:00:35,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 08:00:35,178 INFO L82 PathProgramCache]: Analyzing trace with hash 364338928, now seen corresponding path program 28 times [2021-04-29 08:00:35,178 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 08:00:35,178 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196500302] [2021-04-29 08:00:35,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 08:00:35,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 08:00:35,190 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 08:00:35,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:35,196 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 08:00:35,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:00:35,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:35,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 08:00:35,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:00:35,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:00:35,223 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 08:00:35,223 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196500302] [2021-04-29 08:00:35,223 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [278285720] [2021-04-29 08:00:35,224 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 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 [2021-04-29 08:00:35,252 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-29 08:00:35,252 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 08:00:35,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 08:00:35,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 08:00:35,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:35,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:35,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:35,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:35,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:35,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:35,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:35,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:35,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:35,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:35,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:35,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:35,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:35,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:35,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:35,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:00:35,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:00:35,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:00:35,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:00:35,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:00:35,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:00:35,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:00:35,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:00:35,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:00:35,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:00:35,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:00:35,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:00:35,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:00:35,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:00:35,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:00:35,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:00:35,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:00:35,320 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-04-29 08:00:35,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:00:35,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:00:35,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:00:35,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 08:00:35,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 08:00:35,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 08:00:35,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:00:35,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:00:35,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 08:00:35,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:00:35,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:00:35,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 08:00:35,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:00:35,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:00:35,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:00:35,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:00:35,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:00:35,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:00:35,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:00:35,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:00:35,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:00:35,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:00:35,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:00:35,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:00:35,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:00:35,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:00:35,575 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 08:00:35,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:00:35,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:00:35,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:00:35,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:00:35,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:00:35,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:00:35,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:00:35,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:00:35,579 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 08:00:35,579 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 08:00:35,580 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-04-29 08:00:35,580 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484587745] [2021-04-29 08:00:35,580 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 08:00:35,581 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 08:00:35,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 08:00:35,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-04-29 08:00:35,581 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 08:00:35,582 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 680 places, 2642 transitions, 97792 flow. Second operand has 10 states, 10 states have (on average 21.1) internal successors, (211), 10 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:00:35,582 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 08:00:35,582 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 08:00:35,582 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 08:00:46,455 INFO L129 PetriNetUnfolder]: 2962/6846 cut-off events. [2021-04-29 08:00:46,455 INFO L130 PetriNetUnfolder]: For 436954/437076 co-relation queries the response was YES. [2021-04-29 08:00:46,591 INFO L84 FinitePrefix]: Finished finitePrefix Result has 105534 conditions, 6846 events. 2962/6846 cut-off events. For 436954/437076 co-relation queries the response was YES. Maximal size of possible extension queue 777. Compared 67755 event pairs, 195 based on Foata normal form. 93/6939 useless extension candidates. Maximal degree in co-relation 104866. Up to 4142 conditions per place. [2021-04-29 08:00:46,638 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 1959 selfloop transitions, 737 changer transitions 0/2703 dead transitions. [2021-04-29 08:00:46,638 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 693 places, 2703 transitions, 105199 flow [2021-04-29 08:00:46,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-29 08:00:46,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-04-29 08:00:46,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 341 transitions. [2021-04-29 08:00:46,639 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.48714285714285716 [2021-04-29 08:00:46,640 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 341 transitions. [2021-04-29 08:00:46,640 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 341 transitions. [2021-04-29 08:00:46,640 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 08:00:46,640 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 341 transitions. [2021-04-29 08:00:46,640 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 24.357142857142858) internal successors, (341), 14 states have internal predecessors, (341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:00:46,641 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 50.0) internal successors, (750), 15 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:00:46,641 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 50.0) internal successors, (750), 15 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:00:46,641 INFO L185 Difference]: Start difference. First operand has 680 places, 2642 transitions, 97792 flow. Second operand 14 states and 341 transitions. [2021-04-29 08:00:46,641 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 693 places, 2703 transitions, 105199 flow [2021-04-29 08:00:53,917 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 685 places, 2703 transitions, 104838 flow, removed 67 selfloop flow, removed 8 redundant places. [2021-04-29 08:00:54,000 INFO L241 Difference]: Finished difference. Result has 687 places, 2650 transitions, 99290 flow [2021-04-29 08:00:54,002 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=97433, PETRI_DIFFERENCE_MINUEND_PLACES=672, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2642, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=729, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1905, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=99290, PETRI_PLACES=687, PETRI_TRANSITIONS=2650} [2021-04-29 08:00:54,002 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 651 predicate places. [2021-04-29 08:00:54,002 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 08:00:54,002 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 687 places, 2650 transitions, 99290 flow [2021-04-29 08:00:54,002 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 687 places, 2650 transitions, 99290 flow [2021-04-29 08:00:54,045 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 687 places, 2650 transitions, 99290 flow [2021-04-29 08:00:58,527 INFO L129 PetriNetUnfolder]: 2952/6874 cut-off events. [2021-04-29 08:00:58,528 INFO L130 PetriNetUnfolder]: For 440509/440516 co-relation queries the response was YES. [2021-04-29 08:00:58,680 INFO L84 FinitePrefix]: Finished finitePrefix Result has 100910 conditions, 6874 events. 2952/6874 cut-off events. For 440509/440516 co-relation queries the response was YES. Maximal size of possible extension queue 776. Compared 68924 event pairs, 172 based on Foata normal form. 1/6873 useless extension candidates. Maximal degree in co-relation 100303. Up to 2585 conditions per place. [2021-04-29 08:00:58,781 INFO L146 LiptonReduction]: Number of co-enabled transitions 1820 [2021-04-29 08:00:59,847 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 08:00:59,847 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 08:00:59,847 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5845 [2021-04-29 08:00:59,848 INFO L480 AbstractCegarLoop]: Abstraction has has 687 places, 2650 transitions, 99290 flow [2021-04-29 08:00:59,848 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 21.1) internal successors, (211), 10 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:00:59,848 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 08:00:59,848 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 08:01:00,048 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134,68 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 08:01:00,049 INFO L428 AbstractCegarLoop]: === Iteration 73 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 08:01:00,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 08:01:00,049 INFO L82 PathProgramCache]: Analyzing trace with hash -1974525464, now seen corresponding path program 29 times [2021-04-29 08:01:00,050 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 08:01:00,050 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112073138] [2021-04-29 08:01:00,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 08:01:00,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 08:01:00,060 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 08:01:00,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:00,066 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 08:01:00,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:01:00,076 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 08:01:00,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:01:00,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:01:00,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:01:00,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:00,108 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 08:01:00,108 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112073138] [2021-04-29 08:01:00,108 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [138728233] [2021-04-29 08:01:00,108 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 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 [2021-04-29 08:01:00,136 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 08:01:00,136 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 08:01:00,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 08:01:00,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 08:01:00,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:00,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:00,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:00,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:00,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:00,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:00,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:00,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:00,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:00,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:00,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:00,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:00,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:00,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:00,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:00,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:00,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:01:00,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:01:00,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:01:00,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:01:00,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:01:00,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:01:00,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:01:00,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:01:00,185 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-04-29 08:01:00,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:01:00,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:01:00,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:01:00,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:01:00,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:01:00,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:01:00,207 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 08:01:00,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 08:01:00,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:01:00,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 08:01:00,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 08:01:00,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:01:00,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:01:00,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:01:00,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:01:00,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 08:01:00,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:01:00,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:01:00,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 08:01:00,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:01:00,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:01:00,223 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 08:01:00,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:00,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:00,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:00,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:00,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:00,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:00,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:00,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:00,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:00,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:00,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:00,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:00,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:00,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:00,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:00,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:00,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:00,235 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 08:01:00,235 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 08:01:00,235 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-04-29 08:01:00,235 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462870229] [2021-04-29 08:01:00,235 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 08:01:00,235 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 08:01:00,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 08:01:00,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-04-29 08:01:00,236 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 08:01:00,236 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 687 places, 2650 transitions, 99290 flow. Second operand has 10 states, 10 states have (on average 21.1) internal successors, (211), 10 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:01:00,237 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 08:01:00,237 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 08:01:00,237 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 08:01:11,358 INFO L129 PetriNetUnfolder]: 2959/6827 cut-off events. [2021-04-29 08:01:11,358 INFO L130 PetriNetUnfolder]: For 443208/443301 co-relation queries the response was YES. [2021-04-29 08:01:11,497 INFO L84 FinitePrefix]: Finished finitePrefix Result has 106248 conditions, 6827 events. 2959/6827 cut-off events. For 443208/443301 co-relation queries the response was YES. Maximal size of possible extension queue 783. Compared 67427 event pairs, 181 based on Foata normal form. 65/6892 useless extension candidates. Maximal degree in co-relation 105630. Up to 3658 conditions per place. [2021-04-29 08:01:11,546 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 2269 selfloop transitions, 411 changer transitions 2/2689 dead transitions. [2021-04-29 08:01:11,546 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 703 places, 2689 transitions, 106093 flow [2021-04-29 08:01:11,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-04-29 08:01:11,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-04-29 08:01:11,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 401 transitions. [2021-04-29 08:01:11,547 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4717647058823529 [2021-04-29 08:01:11,547 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 401 transitions. [2021-04-29 08:01:11,547 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 401 transitions. [2021-04-29 08:01:11,547 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 08:01:11,547 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 401 transitions. [2021-04-29 08:01:11,548 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 23.58823529411765) internal successors, (401), 17 states have internal predecessors, (401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:01:11,548 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 50.0) internal successors, (900), 18 states have internal predecessors, (900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:01:11,549 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 50.0) internal successors, (900), 18 states have internal predecessors, (900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:01:11,549 INFO L185 Difference]: Start difference. First operand has 687 places, 2650 transitions, 99290 flow. Second operand 17 states and 401 transitions. [2021-04-29 08:01:11,549 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 703 places, 2689 transitions, 106093 flow [2021-04-29 08:01:19,224 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 692 places, 2689 transitions, 104648 flow, removed 34 selfloop flow, removed 11 redundant places. [2021-04-29 08:01:19,310 INFO L241 Difference]: Finished difference. Result has 699 places, 2659 transitions, 99328 flow [2021-04-29 08:01:19,311 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=97788, PETRI_DIFFERENCE_MINUEND_PLACES=676, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2648, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=399, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2238, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=99328, PETRI_PLACES=699, PETRI_TRANSITIONS=2659} [2021-04-29 08:01:19,311 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 663 predicate places. [2021-04-29 08:01:19,311 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 08:01:19,312 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 699 places, 2659 transitions, 99328 flow [2021-04-29 08:01:19,312 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 699 places, 2659 transitions, 99328 flow [2021-04-29 08:01:19,354 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 698 places, 2659 transitions, 99328 flow [2021-04-29 08:01:23,687 INFO L129 PetriNetUnfolder]: 2945/6793 cut-off events. [2021-04-29 08:01:23,688 INFO L130 PetriNetUnfolder]: For 447423/447441 co-relation queries the response was YES. [2021-04-29 08:01:23,830 INFO L84 FinitePrefix]: Finished finitePrefix Result has 100825 conditions, 6793 events. 2945/6793 cut-off events. For 447423/447441 co-relation queries the response was YES. Maximal size of possible extension queue 778. Compared 67645 event pairs, 173 based on Foata normal form. 14/6803 useless extension candidates. Maximal degree in co-relation 100219. Up to 2580 conditions per place. [2021-04-29 08:01:23,930 INFO L146 LiptonReduction]: Number of co-enabled transitions 1826 [2021-04-29 08:01:25,014 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 08:01:25,014 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 08:01:25,014 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5703 [2021-04-29 08:01:25,014 INFO L480 AbstractCegarLoop]: Abstraction has has 698 places, 2659 transitions, 99328 flow [2021-04-29 08:01:25,015 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 21.1) internal successors, (211), 10 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:01:25,015 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 08:01:25,015 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 08:01:25,220 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 69 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable135 [2021-04-29 08:01:25,220 INFO L428 AbstractCegarLoop]: === Iteration 74 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 08:01:25,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 08:01:25,221 INFO L82 PathProgramCache]: Analyzing trace with hash -501671354, now seen corresponding path program 30 times [2021-04-29 08:01:25,221 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 08:01:25,221 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972375154] [2021-04-29 08:01:25,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 08:01:25,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 08:01:25,239 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 08:01:25,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:25,245 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 08:01:25,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:01:25,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:25,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 08:01:25,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:01:25,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:25,277 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 08:01:25,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972375154] [2021-04-29 08:01:25,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1037117637] [2021-04-29 08:01:25,277 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 70 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 70 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 08:01:25,305 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-04-29 08:01:25,305 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 08:01:25,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 08:01:25,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 08:01:25,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:25,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:25,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:25,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:25,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:25,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:25,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:25,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:25,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:25,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:25,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:25,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:25,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:25,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:25,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:25,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:25,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:01:25,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:01:25,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:01:25,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:01:25,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:01:25,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:01:25,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:01:25,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:01:25,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:01:25,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:01:25,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:01:25,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:01:25,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:01:25,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:01:25,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:01:25,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:01:25,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:01:25,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:01:25,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 08:01:25,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:01:25,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:01:25,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 08:01:25,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:01:25,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:01:25,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:01:25,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:01:25,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:01:25,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:01:25,667 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-04-29 08:01:25,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:01:25,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:01:25,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:01:25,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 08:01:25,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:01:25,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:01:25,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:01:25,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:01:25,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:01:25,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:01:25,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:01:25,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:01:25,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:01:25,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:01:25,683 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 08:01:25,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:25,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:25,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:25,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:25,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:25,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:25,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:25,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:25,688 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 08:01:25,688 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 08:01:25,688 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-04-29 08:01:25,688 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475925094] [2021-04-29 08:01:25,688 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-04-29 08:01:25,689 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 08:01:25,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-04-29 08:01:25,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-04-29 08:01:25,689 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 08:01:25,690 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 698 places, 2659 transitions, 99328 flow. Second operand has 11 states, 11 states have (on average 21.181818181818183) internal successors, (233), 11 states have internal predecessors, (233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:01:25,690 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 08:01:25,690 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 08:01:25,690 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 08:01:37,187 INFO L129 PetriNetUnfolder]: 2979/6914 cut-off events. [2021-04-29 08:01:37,188 INFO L130 PetriNetUnfolder]: For 453240/453362 co-relation queries the response was YES. [2021-04-29 08:01:37,330 INFO L84 FinitePrefix]: Finished finitePrefix Result has 107411 conditions, 6914 events. 2979/6914 cut-off events. For 453240/453362 co-relation queries the response was YES. Maximal size of possible extension queue 788. Compared 68782 event pairs, 197 based on Foata normal form. 93/7007 useless extension candidates. Maximal degree in co-relation 106809. Up to 4152 conditions per place. [2021-04-29 08:01:37,380 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 1959 selfloop transitions, 774 changer transitions 0/2740 dead transitions. [2021-04-29 08:01:37,380 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 712 places, 2740 transitions, 107856 flow [2021-04-29 08:01:37,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-04-29 08:01:37,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-04-29 08:01:37,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 372 transitions. [2021-04-29 08:01:37,381 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.496 [2021-04-29 08:01:37,381 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 372 transitions. [2021-04-29 08:01:37,381 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 372 transitions. [2021-04-29 08:01:37,382 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 08:01:37,382 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 372 transitions. [2021-04-29 08:01:37,382 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 24.8) internal successors, (372), 15 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) [2021-04-29 08:01:37,383 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 50.0) internal successors, (800), 16 states have internal predecessors, (800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:01:37,383 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 50.0) internal successors, (800), 16 states have internal predecessors, (800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:01:37,383 INFO L185 Difference]: Start difference. First operand has 698 places, 2659 transitions, 99328 flow. Second operand 15 states and 372 transitions. [2021-04-29 08:01:37,383 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 712 places, 2740 transitions, 107856 flow [2021-04-29 08:01:45,235 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 707 places, 2740 transitions, 107388 flow, removed 66 selfloop flow, removed 5 redundant places. [2021-04-29 08:01:45,323 INFO L241 Difference]: Finished difference. Result has 710 places, 2686 transitions, 101803 flow [2021-04-29 08:01:45,324 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=98766, PETRI_DIFFERENCE_MINUEND_PLACES=693, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2656, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=744, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1896, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=101803, PETRI_PLACES=710, PETRI_TRANSITIONS=2686} [2021-04-29 08:01:45,324 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 674 predicate places. [2021-04-29 08:01:45,324 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 08:01:45,324 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 710 places, 2686 transitions, 101803 flow [2021-04-29 08:01:45,325 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 710 places, 2686 transitions, 101803 flow [2021-04-29 08:01:45,369 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 710 places, 2686 transitions, 101803 flow [2021-04-29 08:01:50,128 INFO L129 PetriNetUnfolder]: 2969/6877 cut-off events. [2021-04-29 08:01:50,128 INFO L130 PetriNetUnfolder]: For 451676/451697 co-relation queries the response was YES. [2021-04-29 08:01:50,285 INFO L84 FinitePrefix]: Finished finitePrefix Result has 103020 conditions, 6877 events. 2969/6877 cut-off events. For 451676/451697 co-relation queries the response was YES. Maximal size of possible extension queue 786. Compared 68675 event pairs, 179 based on Foata normal form. 14/6887 useless extension candidates. Maximal degree in co-relation 102343. Up to 2595 conditions per place. [2021-04-29 08:01:50,412 INFO L146 LiptonReduction]: Number of co-enabled transitions 1850 [2021-04-29 08:01:51,508 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 08:01:51,508 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 08:01:51,508 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6184 [2021-04-29 08:01:51,509 INFO L480 AbstractCegarLoop]: Abstraction has has 710 places, 2686 transitions, 101803 flow [2021-04-29 08:01:51,509 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 21.181818181818183) internal successors, (233), 11 states have internal predecessors, (233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:01:51,509 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 08:01:51,509 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 08:01:51,709 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 70 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable136 [2021-04-29 08:01:51,710 INFO L428 AbstractCegarLoop]: === Iteration 75 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 08:01:51,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 08:01:51,710 INFO L82 PathProgramCache]: Analyzing trace with hash -1332281700, now seen corresponding path program 31 times [2021-04-29 08:01:51,710 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 08:01:51,711 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193605723] [2021-04-29 08:01:51,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 08:01:51,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 08:01:51,727 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 08:01:51,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:51,732 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 08:01:51,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:01:51,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:51,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 08:01:51,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:01:51,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:51,762 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 08:01:51,762 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193605723] [2021-04-29 08:01:51,762 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1825852341] [2021-04-29 08:01:51,762 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 71 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 71 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 08:01:51,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 08:01:51,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 08:01:51,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 08:01:51,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:51,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:51,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:51,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:51,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:51,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:51,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:51,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:51,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:51,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:51,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:51,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:51,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:51,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:51,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:51,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:01:51,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:01:51,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:01:51,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:01:51,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:01:51,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:01:51,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:01:51,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:01:51,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:01:51,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:01:51,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:01:51,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:01:51,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:01:51,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:01:51,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:01:51,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:01:51,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:01:51,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:01:51,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:01:51,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 08:01:51,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:01:51,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:01:51,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 08:01:51,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:01:51,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:01:51,880 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.1 percent of original size [2021-04-29 08:01:51,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:01:51,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:01:51,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:01:51,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 08:01:51,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 08:01:51,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 08:01:51,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:01:51,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:01:51,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:01:51,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:01:51,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:01:51,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:01:51,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:01:51,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:01:51,898 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-04-29 08:01:51,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:51,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:51,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:51,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:51,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:51,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:51,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:51,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:51,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:51,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:01:51,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:01:51,904 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 08:01:51,904 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 08:01:51,905 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-04-29 08:01:51,905 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311574669] [2021-04-29 08:01:51,905 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-04-29 08:01:51,905 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 08:01:51,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-04-29 08:01:51,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-04-29 08:01:51,906 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 08:01:51,906 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 710 places, 2686 transitions, 101803 flow. Second operand has 11 states, 11 states have (on average 21.09090909090909) internal successors, (232), 11 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:01:51,906 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 08:01:51,907 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 08:01:51,907 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 08:02:02,925 INFO L129 PetriNetUnfolder]: 2981/6890 cut-off events. [2021-04-29 08:02:02,925 INFO L130 PetriNetUnfolder]: For 454205/454327 co-relation queries the response was YES. [2021-04-29 08:02:03,080 INFO L84 FinitePrefix]: Finished finitePrefix Result has 108606 conditions, 6890 events. 2981/6890 cut-off events. For 454205/454327 co-relation queries the response was YES. Maximal size of possible extension queue 784. Compared 68264 event pairs, 201 based on Foata normal form. 93/6983 useless extension candidates. Maximal degree in co-relation 108012. Up to 4152 conditions per place. [2021-04-29 08:02:03,128 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 1954 selfloop transitions, 776 changer transitions 0/2737 dead transitions. [2021-04-29 08:02:03,128 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 724 places, 2737 transitions, 109280 flow [2021-04-29 08:02:03,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-04-29 08:02:03,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-04-29 08:02:03,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 372 transitions. [2021-04-29 08:02:03,129 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.496 [2021-04-29 08:02:03,129 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 372 transitions. [2021-04-29 08:02:03,129 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 372 transitions. [2021-04-29 08:02:03,129 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 08:02:03,129 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 372 transitions. [2021-04-29 08:02:03,130 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 24.8) internal successors, (372), 15 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) [2021-04-29 08:02:03,130 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 50.0) internal successors, (800), 16 states have internal predecessors, (800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:02:03,131 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 50.0) internal successors, (800), 16 states have internal predecessors, (800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:02:03,131 INFO L185 Difference]: Start difference. First operand has 710 places, 2686 transitions, 101803 flow. Second operand 15 states and 372 transitions. [2021-04-29 08:02:03,131 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 724 places, 2737 transitions, 109280 flow [2021-04-29 08:02:11,592 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 713 places, 2737 transitions, 108069 flow, removed 65 selfloop flow, removed 11 redundant places. [2021-04-29 08:02:11,681 INFO L241 Difference]: Finished difference. Result has 715 places, 2689 transitions, 102541 flow [2021-04-29 08:02:11,682 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=100462, PETRI_DIFFERENCE_MINUEND_PLACES=699, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2683, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=770, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1911, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=102541, PETRI_PLACES=715, PETRI_TRANSITIONS=2689} [2021-04-29 08:02:11,682 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 679 predicate places. [2021-04-29 08:02:11,682 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 08:02:11,683 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 715 places, 2689 transitions, 102541 flow [2021-04-29 08:02:11,683 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 715 places, 2689 transitions, 102541 flow [2021-04-29 08:02:11,727 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 715 places, 2689 transitions, 102541 flow [2021-04-29 08:02:16,045 INFO L129 PetriNetUnfolder]: 2970/6871 cut-off events. [2021-04-29 08:02:16,045 INFO L130 PetriNetUnfolder]: For 455693/455717 co-relation queries the response was YES. [2021-04-29 08:02:16,194 INFO L84 FinitePrefix]: Finished finitePrefix Result has 103343 conditions, 6871 events. 2970/6871 cut-off events. For 455693/455717 co-relation queries the response was YES. Maximal size of possible extension queue 784. Compared 68607 event pairs, 178 based on Foata normal form. 17/6885 useless extension candidates. Maximal degree in co-relation 102764. Up to 2600 conditions per place. [2021-04-29 08:02:16,299 INFO L146 LiptonReduction]: Number of co-enabled transitions 1858 [2021-04-29 08:02:17,390 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 08:02:17,391 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 08:02:17,391 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5709 [2021-04-29 08:02:17,391 INFO L480 AbstractCegarLoop]: Abstraction has has 715 places, 2689 transitions, 102541 flow [2021-04-29 08:02:17,391 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 21.09090909090909) internal successors, (232), 11 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:02:17,391 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 08:02:17,391 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 08:02:17,592 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 71 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable137 [2021-04-29 08:02:17,592 INFO L428 AbstractCegarLoop]: === Iteration 76 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 08:02:17,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 08:02:17,592 INFO L82 PathProgramCache]: Analyzing trace with hash -1115869298, now seen corresponding path program 32 times [2021-04-29 08:02:17,593 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 08:02:17,593 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682321432] [2021-04-29 08:02:17,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 08:02:17,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 08:02:17,606 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 08:02:17,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:17,612 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 08:02:17,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:02:17,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:02:17,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 08:02:17,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:02:17,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:17,639 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 08:02:17,640 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682321432] [2021-04-29 08:02:17,640 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [127935797] [2021-04-29 08:02:17,640 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 72 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-04-29 08:02:17,675 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 08:02:17,676 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat Waiting until toolchain timeout for monitored process 72 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 08:02:17,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 08:02:17,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 08:02:17,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:17,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:17,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:17,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:17,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:17,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:17,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:17,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:17,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:17,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:17,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:17,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:17,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:17,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:17,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:17,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:17,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:02:17,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:02:17,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:02:17,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:02:17,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:02:17,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:02:17,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:02:17,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:02:17,731 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 08:02:17,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 08:02:17,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:02:17,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 08:02:17,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 08:02:17,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:02:17,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:02:17,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:02:17,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:02:17,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 08:02:17,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:02:17,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:02:17,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 08:02:17,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 08:02:17,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 08:02:17,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:02:17,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:02:17,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 08:02:17,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:02:17,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:02:17,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 08:02:17,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:02:17,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:02:17,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:02:17,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:02:17,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:02:17,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:02:17,758 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 08:02:17,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:17,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:17,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:17,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:17,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:17,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:17,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:17,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:17,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:17,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:17,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:17,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:17,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:17,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:17,766 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 08:02:17,767 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 08:02:17,767 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-04-29 08:02:17,767 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868527441] [2021-04-29 08:02:17,767 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-29 08:02:17,767 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 08:02:17,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-29 08:02:17,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-04-29 08:02:17,768 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 08:02:17,768 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 715 places, 2689 transitions, 102541 flow. Second operand has 9 states, 9 states have (on average 21.11111111111111) internal successors, (190), 9 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) [2021-04-29 08:02:17,768 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 08:02:17,768 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 08:02:17,768 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 08:02:29,137 INFO L129 PetriNetUnfolder]: 3008/7010 cut-off events. [2021-04-29 08:02:29,137 INFO L130 PetriNetUnfolder]: For 466865/466900 co-relation queries the response was YES. [2021-04-29 08:02:29,285 INFO L84 FinitePrefix]: Finished finitePrefix Result has 110675 conditions, 7010 events. 3008/7010 cut-off events. For 466865/466900 co-relation queries the response was YES. Maximal size of possible extension queue 802. Compared 70111 event pairs, 207 based on Foata normal form. 39/7049 useless extension candidates. Maximal degree in co-relation 110081. Up to 5094 conditions per place. [2021-04-29 08:02:29,334 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 2455 selfloop transitions, 306 changer transitions 0/2768 dead transitions. [2021-04-29 08:02:29,334 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 730 places, 2768 transitions, 111489 flow [2021-04-29 08:02:29,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-04-29 08:02:29,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-04-29 08:02:29,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 382 transitions. [2021-04-29 08:02:29,335 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4775 [2021-04-29 08:02:29,335 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 382 transitions. [2021-04-29 08:02:29,335 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 382 transitions. [2021-04-29 08:02:29,335 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 08:02:29,335 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 382 transitions. [2021-04-29 08:02:29,336 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 23.875) internal successors, (382), 16 states have internal predecessors, (382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:02:29,336 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 50.0) internal successors, (850), 17 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:02:29,337 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 50.0) internal successors, (850), 17 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:02:29,337 INFO L185 Difference]: Start difference. First operand has 715 places, 2689 transitions, 102541 flow. Second operand 16 states and 382 transitions. [2021-04-29 08:02:29,337 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 730 places, 2768 transitions, 111489 flow [2021-04-29 08:02:37,705 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 717 places, 2768 transitions, 110231 flow, removed 5 selfloop flow, removed 13 redundant places. [2021-04-29 08:02:37,793 INFO L241 Difference]: Finished difference. Result has 724 places, 2729 transitions, 104114 flow [2021-04-29 08:02:37,794 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=101112, PETRI_DIFFERENCE_MINUEND_PLACES=702, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2684, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=264, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2398, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=104114, PETRI_PLACES=724, PETRI_TRANSITIONS=2729} [2021-04-29 08:02:37,794 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 688 predicate places. [2021-04-29 08:02:37,794 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 08:02:37,795 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 724 places, 2729 transitions, 104114 flow [2021-04-29 08:02:37,795 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 724 places, 2729 transitions, 104114 flow [2021-04-29 08:02:37,840 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 724 places, 2729 transitions, 104114 flow [2021-04-29 08:02:42,438 INFO L129 PetriNetUnfolder]: 2997/6983 cut-off events. [2021-04-29 08:02:42,438 INFO L130 PetriNetUnfolder]: For 474179/474201 co-relation queries the response was YES. [2021-04-29 08:02:42,901 INFO L84 FinitePrefix]: Finished finitePrefix Result has 105269 conditions, 6983 events. 2997/6983 cut-off events. For 474179/474201 co-relation queries the response was YES. Maximal size of possible extension queue 797. Compared 70165 event pairs, 176 based on Foata normal form. 16/6996 useless extension candidates. Maximal degree in co-relation 104663. Up to 2649 conditions per place. [2021-04-29 08:02:43,002 INFO L146 LiptonReduction]: Number of co-enabled transitions 1892 [2021-04-29 08:02:44,109 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 08:02:44,110 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 08:02:44,110 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6316 [2021-04-29 08:02:44,110 INFO L480 AbstractCegarLoop]: Abstraction has has 724 places, 2729 transitions, 104114 flow [2021-04-29 08:02:44,110 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 21.11111111111111) internal successors, (190), 9 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) [2021-04-29 08:02:44,110 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 08:02:44,110 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 08:02:44,311 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 72 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable138 [2021-04-29 08:02:44,311 INFO L428 AbstractCegarLoop]: === Iteration 77 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 08:02:44,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 08:02:44,312 INFO L82 PathProgramCache]: Analyzing trace with hash 1608186435, now seen corresponding path program 10 times [2021-04-29 08:02:44,312 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 08:02:44,312 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922865533] [2021-04-29 08:02:44,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 08:02:44,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 08:02:44,323 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 08:02:44,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:44,329 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 08:02:44,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:02:44,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:02:44,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:02:44,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:44,350 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 08:02:44,350 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922865533] [2021-04-29 08:02:44,351 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1056171665] [2021-04-29 08:02:44,351 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 73 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 73 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 08:02:44,378 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-29 08:02:44,378 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 08:02:44,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2021-04-29 08:02:44,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 08:02:44,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:44,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:44,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:44,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:44,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:44,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:44,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:44,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:44,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:44,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:44,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:44,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:44,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:44,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:44,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:44,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:44,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:02:44,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:02:44,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:02:44,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:02:44,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:02:44,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:02:44,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:02:44,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:02:44,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:02:44,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:44,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:02:44,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:02:44,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:02:44,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:02:44,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:02:44,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 08:02:44,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:02:44,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:02:44,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:02:44,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:02:44,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:02:44,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:02:44,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:02:44,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:02:44,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:02:44,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:02:44,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:02:44,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:02:44,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 08:02:44,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,446 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:02:44,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:02:44,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 08:02:44,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:02:44,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:02:44,450 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 08:02:44,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:44,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:44,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:44,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:44,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:44,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:44,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:44,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:44,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:44,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:44,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:44,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:44,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:02:44,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:02:44,456 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 08:02:44,457 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 08:02:44,457 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-04-29 08:02:44,457 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108754385] [2021-04-29 08:02:44,457 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 08:02:44,457 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 08:02:44,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 08:02:44,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-04-29 08:02:44,458 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 08:02:44,458 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 724 places, 2729 transitions, 104114 flow. Second operand has 8 states, 8 states have (on average 21.25) internal successors, (170), 8 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:02:44,458 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 08:02:44,458 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 08:02:44,458 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 08:02:56,437 INFO L129 PetriNetUnfolder]: 3222/7309 cut-off events. [2021-04-29 08:02:56,437 INFO L130 PetriNetUnfolder]: For 505500/505535 co-relation queries the response was YES. [2021-04-29 08:02:56,847 INFO L84 FinitePrefix]: Finished finitePrefix Result has 116985 conditions, 7309 events. 3222/7309 cut-off events. For 505500/505535 co-relation queries the response was YES. Maximal size of possible extension queue 836. Compared 72070 event pairs, 222 based on Foata normal form. 32/7341 useless extension candidates. Maximal degree in co-relation 116372. Up to 5403 conditions per place. [2021-04-29 08:02:56,900 INFO L132 encePairwiseOnDemand]: 45/50 looper letters, 2617 selfloop transitions, 288 changer transitions 0/2912 dead transitions. [2021-04-29 08:02:56,900 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 728 places, 2912 transitions, 116673 flow [2021-04-29 08:02:56,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-29 08:02:56,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-29 08:02:56,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 198 transitions. [2021-04-29 08:02:56,901 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.495 [2021-04-29 08:02:56,901 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 198 transitions. [2021-04-29 08:02:56,901 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 198 transitions. [2021-04-29 08:02:56,901 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 08:02:56,901 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 198 transitions. [2021-04-29 08:02:56,901 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 24.75) internal successors, (198), 8 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:02:56,902 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 50.0) internal successors, (450), 9 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:02:56,902 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 50.0) internal successors, (450), 9 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:02:56,902 INFO L185 Difference]: Start difference. First operand has 724 places, 2729 transitions, 104114 flow. Second operand 8 states and 198 transitions. [2021-04-29 08:02:56,902 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 728 places, 2912 transitions, 116673 flow [2021-04-29 08:03:05,844 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 721 places, 2912 transitions, 115364 flow, removed 371 selfloop flow, removed 7 redundant places. [2021-04-29 08:03:05,935 INFO L241 Difference]: Finished difference. Result has 723 places, 2863 transitions, 109154 flow [2021-04-29 08:03:05,937 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=102718, PETRI_DIFFERENCE_MINUEND_PLACES=714, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2724, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=149, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2452, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=109154, PETRI_PLACES=723, PETRI_TRANSITIONS=2863} [2021-04-29 08:03:05,937 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 687 predicate places. [2021-04-29 08:03:05,937 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 08:03:05,937 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 723 places, 2863 transitions, 109154 flow [2021-04-29 08:03:05,937 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 723 places, 2863 transitions, 109154 flow [2021-04-29 08:03:05,985 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 723 places, 2863 transitions, 109154 flow [2021-04-29 08:03:11,084 INFO L129 PetriNetUnfolder]: 3210/7299 cut-off events. [2021-04-29 08:03:11,084 INFO L130 PetriNetUnfolder]: For 505346/505381 co-relation queries the response was YES. [2021-04-29 08:03:11,528 INFO L84 FinitePrefix]: Finished finitePrefix Result has 110836 conditions, 7299 events. 3210/7299 cut-off events. For 505346/505381 co-relation queries the response was YES. Maximal size of possible extension queue 821. Compared 72498 event pairs, 191 based on Foata normal form. 25/7320 useless extension candidates. Maximal degree in co-relation 110229. Up to 2823 conditions per place. [2021-04-29 08:03:11,679 INFO L146 LiptonReduction]: Number of co-enabled transitions 1888 [2021-04-29 08:03:12,978 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 08:03:12,978 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 08:03:12,978 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 7041 [2021-04-29 08:03:12,979 INFO L480 AbstractCegarLoop]: Abstraction has has 723 places, 2863 transitions, 109154 flow [2021-04-29 08:03:12,979 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 21.25) internal successors, (170), 8 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:03:12,979 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 08:03:12,979 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 08:03:13,193 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 73 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable139 [2021-04-29 08:03:13,194 INFO L428 AbstractCegarLoop]: === Iteration 78 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 08:03:13,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 08:03:13,194 INFO L82 PathProgramCache]: Analyzing trace with hash -1863921308, now seen corresponding path program 33 times [2021-04-29 08:03:13,194 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 08:03:13,195 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495853647] [2021-04-29 08:03:13,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 08:03:13,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 08:03:13,207 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 08:03:13,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:13,218 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 08:03:13,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:03:13,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:03:13,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 08:03:13,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:03:13,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:13,248 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 08:03:13,248 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495853647] [2021-04-29 08:03:13,248 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1219325604] [2021-04-29 08:03:13,248 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 74 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 74 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 08:03:13,274 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-04-29 08:03:13,274 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 08:03:13,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 08:03:13,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 08:03:13,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:13,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:13,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:13,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:13,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:13,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:13,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:13,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:13,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:13,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:13,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:13,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:13,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:13,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:13,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:13,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:13,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:03:13,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:03:13,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:03:13,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:03:13,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:03:13,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:03:13,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:03:13,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:03:13,321 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-04-29 08:03:13,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 08:03:13,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:03:13,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 08:03:13,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 08:03:13,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:03:13,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:03:13,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:03:13,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:03:13,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 08:03:13,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:03:13,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:03:13,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 08:03:13,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 08:03:13,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 08:03:13,331 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-04-29 08:03:13,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:03:13,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,332 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:03:13,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:03:13,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 08:03:13,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:03:13,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:03:13,334 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 08:03:13,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:13,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:13,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:13,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:13,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:13,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:13,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:13,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:13,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:13,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:13,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:13,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:13,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:13,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:13,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:13,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:13,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:13,342 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 08:03:13,342 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 08:03:13,343 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-04-29 08:03:13,343 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059424933] [2021-04-29 08:03:13,343 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-29 08:03:13,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 08:03:13,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-29 08:03:13,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-04-29 08:03:13,344 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 08:03:13,344 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 723 places, 2863 transitions, 109154 flow. Second operand has 9 states, 9 states have (on average 21.11111111111111) internal successors, (190), 9 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) [2021-04-29 08:03:13,344 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 08:03:13,344 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 08:03:13,344 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 08:03:26,482 INFO L129 PetriNetUnfolder]: 3219/7336 cut-off events. [2021-04-29 08:03:26,483 INFO L130 PetriNetUnfolder]: For 505239/505361 co-relation queries the response was YES. [2021-04-29 08:03:26,673 INFO L84 FinitePrefix]: Finished finitePrefix Result has 116759 conditions, 7336 events. 3219/7336 cut-off events. For 505239/505361 co-relation queries the response was YES. Maximal size of possible extension queue 835. Compared 72642 event pairs, 204 based on Foata normal form. 91/7427 useless extension candidates. Maximal degree in co-relation 116145. Up to 3974 conditions per place. [2021-04-29 08:03:26,724 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 2313 selfloop transitions, 589 changer transitions 1/2910 dead transitions. [2021-04-29 08:03:26,725 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 743 places, 2910 transitions, 116944 flow [2021-04-29 08:03:26,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-04-29 08:03:26,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-04-29 08:03:26,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 498 transitions. [2021-04-29 08:03:26,726 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4742857142857143 [2021-04-29 08:03:26,726 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 498 transitions. [2021-04-29 08:03:26,726 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 498 transitions. [2021-04-29 08:03:26,726 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 08:03:26,726 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 498 transitions. [2021-04-29 08:03:26,727 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 23.714285714285715) internal successors, (498), 21 states have internal predecessors, (498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:03:26,728 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 50.0) internal successors, (1100), 22 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) [2021-04-29 08:03:26,728 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 50.0) internal successors, (1100), 22 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) [2021-04-29 08:03:26,728 INFO L185 Difference]: Start difference. First operand has 723 places, 2863 transitions, 109154 flow. Second operand 21 states and 498 transitions. [2021-04-29 08:03:26,728 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 743 places, 2910 transitions, 116944 flow [2021-04-29 08:03:35,453 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 739 places, 2910 transitions, 116565 flow, removed 45 selfloop flow, removed 4 redundant places. [2021-04-29 08:03:35,547 INFO L241 Difference]: Finished difference. Result has 741 places, 2870 transitions, 110523 flow [2021-04-29 08:03:35,549 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=108607, PETRI_DIFFERENCE_MINUEND_PLACES=719, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2858, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=577, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2277, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=110523, PETRI_PLACES=741, PETRI_TRANSITIONS=2870} [2021-04-29 08:03:35,549 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 705 predicate places. [2021-04-29 08:03:35,549 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 08:03:35,549 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 741 places, 2870 transitions, 110523 flow [2021-04-29 08:03:35,549 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 741 places, 2870 transitions, 110523 flow [2021-04-29 08:03:35,596 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 740 places, 2870 transitions, 110523 flow [2021-04-29 08:03:40,499 INFO L129 PetriNetUnfolder]: 3207/7323 cut-off events. [2021-04-29 08:03:40,500 INFO L130 PetriNetUnfolder]: For 517176/517208 co-relation queries the response was YES. [2021-04-29 08:03:40,672 INFO L84 FinitePrefix]: Finished finitePrefix Result has 111665 conditions, 7323 events. 3207/7323 cut-off events. For 517176/517208 co-relation queries the response was YES. Maximal size of possible extension queue 837. Compared 73115 event pairs, 186 based on Foata normal form. 22/7342 useless extension candidates. Maximal degree in co-relation 111046. Up to 2819 conditions per place. [2021-04-29 08:03:41,075 INFO L146 LiptonReduction]: Number of co-enabled transitions 1888 [2021-04-29 08:03:42,335 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 08:03:42,335 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 08:03:42,335 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6786 [2021-04-29 08:03:42,335 INFO L480 AbstractCegarLoop]: Abstraction has has 740 places, 2870 transitions, 110523 flow [2021-04-29 08:03:42,336 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 21.11111111111111) internal successors, (190), 9 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) [2021-04-29 08:03:42,336 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 08:03:42,336 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 08:03:42,536 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140,74 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 08:03:42,536 INFO L428 AbstractCegarLoop]: === Iteration 79 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 08:03:42,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 08:03:42,537 INFO L82 PathProgramCache]: Analyzing trace with hash 1362676444, now seen corresponding path program 34 times [2021-04-29 08:03:42,537 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 08:03:42,538 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864245919] [2021-04-29 08:03:42,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 08:03:42,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 08:03:42,547 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 08:03:42,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:42,554 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 08:03:42,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:03:42,562 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 08:03:42,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:03:42,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 08:03:42,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:03:42,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:42,587 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 08:03:42,587 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864245919] [2021-04-29 08:03:42,587 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1403058549] [2021-04-29 08:03:42,587 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 75 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-04-29 08:03:42,614 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-29 08:03:42,614 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 08:03:42,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 08:03:42,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 75 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 08:03:42,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:42,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:42,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:42,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:42,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:42,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:42,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:42,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:42,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:42,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:42,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:42,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:42,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:42,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:42,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:42,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:03:42,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:03:42,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:03:42,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:03:42,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:03:42,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:03:42,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:03:42,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:03:42,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:03:42,661 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-04-29 08:03:42,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:03:42,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:03:42,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:03:42,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:03:42,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:03:42,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:03:42,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:03:42,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:03:42,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:03:42,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:03:42,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:03:42,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:03:42,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:03:42,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:03:42,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:03:42,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:03:42,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 08:03:42,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:03:42,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:03:42,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:03:42,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 08:03:42,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 08:03:42,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 08:03:42,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 08:03:42,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:03:42,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:03:42,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:03:42,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:03:42,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:03:42,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:03:42,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:03:42,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:03:42,719 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-04-29 08:03:42,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:42,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:42,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:42,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:42,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:42,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:42,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:42,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:42,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:42,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:03:42,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:03:42,726 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 08:03:42,726 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 08:03:42,727 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-04-29 08:03:42,727 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072582285] [2021-04-29 08:03:42,727 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-04-29 08:03:42,727 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 08:03:42,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-04-29 08:03:42,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-04-29 08:03:42,728 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 08:03:42,728 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 740 places, 2870 transitions, 110523 flow. Second operand has 11 states, 11 states have (on average 21.09090909090909) internal successors, (232), 11 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:03:42,728 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 08:03:42,728 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 08:03:42,729 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 08:03:56,326 INFO L129 PetriNetUnfolder]: 3241/7394 cut-off events. [2021-04-29 08:03:56,326 INFO L130 PetriNetUnfolder]: For 523718/523753 co-relation queries the response was YES. [2021-04-29 08:03:56,484 INFO L84 FinitePrefix]: Finished finitePrefix Result has 118781 conditions, 7394 events. 3241/7394 cut-off events. For 523718/523753 co-relation queries the response was YES. Maximal size of possible extension queue 846. Compared 73270 event pairs, 231 based on Foata normal form. 29/7423 useless extension candidates. Maximal degree in co-relation 118305. Up to 5489 conditions per place. [2021-04-29 08:03:56,538 INFO L132 encePairwiseOnDemand]: 44/50 looper letters, 2637 selfloop transitions, 305 changer transitions 0/2949 dead transitions. [2021-04-29 08:03:56,538 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 754 places, 2949 transitions, 119310 flow [2021-04-29 08:03:56,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-04-29 08:03:56,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-04-29 08:03:56,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 358 transitions. [2021-04-29 08:03:56,543 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.47733333333333333 [2021-04-29 08:03:56,544 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 358 transitions. [2021-04-29 08:03:56,544 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 358 transitions. [2021-04-29 08:03:56,544 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 08:03:56,544 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 358 transitions. [2021-04-29 08:03:56,545 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 23.866666666666667) internal successors, (358), 15 states have internal predecessors, (358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:03:56,546 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 50.0) internal successors, (800), 16 states have internal predecessors, (800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:03:56,546 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 50.0) internal successors, (800), 16 states have internal predecessors, (800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:03:56,546 INFO L185 Difference]: Start difference. First operand has 740 places, 2870 transitions, 110523 flow. Second operand 15 states and 358 transitions. [2021-04-29 08:03:56,546 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 754 places, 2949 transitions, 119310 flow [2021-04-29 08:04:05,886 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 743 places, 2949 transitions, 117897 flow, removed 187 selfloop flow, removed 11 redundant places. [2021-04-29 08:04:05,980 INFO L241 Difference]: Finished difference. Result has 746 places, 2903 transitions, 111023 flow [2021-04-29 08:04:05,981 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=109028, PETRI_DIFFERENCE_MINUEND_PLACES=729, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2866, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=268, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2571, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=111023, PETRI_PLACES=746, PETRI_TRANSITIONS=2903} [2021-04-29 08:04:05,981 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 710 predicate places. [2021-04-29 08:04:05,982 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 08:04:05,982 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 746 places, 2903 transitions, 111023 flow [2021-04-29 08:04:05,982 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 746 places, 2903 transitions, 111023 flow [2021-04-29 08:04:06,030 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 746 places, 2903 transitions, 111023 flow [2021-04-29 08:04:11,256 INFO L129 PetriNetUnfolder]: 3227/7373 cut-off events. [2021-04-29 08:04:11,256 INFO L130 PetriNetUnfolder]: For 510983/511011 co-relation queries the response was YES. [2021-04-29 08:04:11,420 INFO L84 FinitePrefix]: Finished finitePrefix Result has 111727 conditions, 7373 events. 3227/7373 cut-off events. For 510983/511011 co-relation queries the response was YES. Maximal size of possible extension queue 839. Compared 73552 event pairs, 189 based on Foata normal form. 20/7388 useless extension candidates. Maximal degree in co-relation 110856. Up to 2824 conditions per place. [2021-04-29 08:04:11,530 INFO L146 LiptonReduction]: Number of co-enabled transitions 1906 [2021-04-29 08:04:12,864 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 08:04:12,865 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 08:04:12,865 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6883 [2021-04-29 08:04:12,865 INFO L480 AbstractCegarLoop]: Abstraction has has 746 places, 2903 transitions, 111023 flow [2021-04-29 08:04:12,865 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 21.09090909090909) internal successors, (232), 11 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:04:12,865 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 08:04:12,865 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 08:04:13,066 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141,75 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 08:04:13,066 INFO L428 AbstractCegarLoop]: === Iteration 80 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 08:04:13,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 08:04:13,067 INFO L82 PathProgramCache]: Analyzing trace with hash -263912156, now seen corresponding path program 35 times [2021-04-29 08:04:13,067 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 08:04:13,067 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047817750] [2021-04-29 08:04:13,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 08:04:13,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 08:04:13,077 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 08:04:13,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:04:13,083 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 08:04:13,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:04:13,091 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-04-29 08:04:13,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:04:13,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 08:04:13,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:04:13,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:13,116 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 08:04:13,116 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047817750] [2021-04-29 08:04:13,116 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1668374013] [2021-04-29 08:04:13,116 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 76 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 76 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 08:04:13,141 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 08:04:13,141 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 08:04:13,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 08:04:13,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 08:04:13,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:04:13,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:04:13,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:04:13,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:04:13,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:04:13,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:04:13,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:04:13,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:04:13,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:04:13,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:04:13,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:04:13,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:04:13,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:04:13,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:04:13,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:04:13,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 08:04:13,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:13,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:04:13,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:04:13,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:13,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:04:13,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:04:13,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:04:13,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:04:13,191 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-04-29 08:04:13,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:04:13,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:13,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:04:13,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:04:13,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:04:13,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:04:13,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:13,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:04:13,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:04:13,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:13,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:04:13,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:04:13,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:04:13,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:04:13,235 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-04-29 08:04:13,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:04:13,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:13,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 08:04:13,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 08:04:13,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:04:13,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 08:04:13,241 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-04-29 08:04:13,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:13,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:13,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:13,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:13,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:13,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:13,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:13,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:13,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:13,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:13,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:13,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:13,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:13,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:13,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:13,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:13,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:13,252 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 08:04:13,252 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 08:04:13,252 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-04-29 08:04:13,252 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143143332] [2021-04-29 08:04:13,252 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-04-29 08:04:13,252 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 08:04:13,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-04-29 08:04:13,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-04-29 08:04:13,253 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 50 [2021-04-29 08:04:13,253 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 746 places, 2903 transitions, 111023 flow. Second operand has 11 states, 11 states have (on average 21.09090909090909) internal successors, (232), 11 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:04:13,253 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 08:04:13,253 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 50 [2021-04-29 08:04:13,253 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 08:04:28,006 INFO L129 PetriNetUnfolder]: 3239/7400 cut-off events. [2021-04-29 08:04:28,006 INFO L130 PetriNetUnfolder]: For 510507/510542 co-relation queries the response was YES. [2021-04-29 08:04:28,168 INFO L84 FinitePrefix]: Finished finitePrefix Result has 117654 conditions, 7400 events. 3239/7400 cut-off events. For 510507/510542 co-relation queries the response was YES. Maximal size of possible extension queue 841. Compared 73417 event pairs, 204 based on Foata normal form. 27/7427 useless extension candidates. Maximal degree in co-relation 116658. Up to 4001 conditions per place. [2021-04-29 08:04:28,220 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 2337 selfloop transitions, 624 changer transitions 1/2969 dead transitions. [2021-04-29 08:04:28,220 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 768 places, 2969 transitions, 119359 flow [2021-04-29 08:04:28,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-04-29 08:04:28,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2021-04-29 08:04:28,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 540 transitions. [2021-04-29 08:04:28,221 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.46956521739130436 [2021-04-29 08:04:28,221 INFO L72 ComplementDD]: Start complementDD. Operand 23 states and 540 transitions. [2021-04-29 08:04:28,221 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 540 transitions. [2021-04-29 08:04:28,222 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 08:04:28,222 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 23 states and 540 transitions. [2021-04-29 08:04:28,222 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 24 states, 23 states have (on average 23.47826086956522) internal successors, (540), 23 states have internal predecessors, (540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:04:28,223 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 24 states, 24 states have (on average 50.0) internal successors, (1200), 24 states have internal predecessors, (1200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:04:28,223 INFO L81 ComplementDD]: Finished complementDD. Result has 24 states, 24 states have (on average 50.0) internal successors, (1200), 24 states have internal predecessors, (1200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:04:28,223 INFO L185 Difference]: Start difference. First operand has 746 places, 2903 transitions, 111023 flow. Second operand 23 states and 540 transitions. [2021-04-29 08:04:28,223 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 768 places, 2969 transitions, 119359 flow [2021-04-29 08:04:37,269 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 759 places, 2969 transitions, 118879 flow, removed 41 selfloop flow, removed 9 redundant places. [2021-04-29 08:04:37,369 INFO L241 Difference]: Finished difference. Result has 761 places, 2919 transitions, 112743 flow [2021-04-29 08:04:37,370 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=110329, PETRI_DIFFERENCE_MINUEND_PLACES=737, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2898, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=602, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2292, PETRI_DIFFERENCE_SUBTRAHEND_STATES=23, PETRI_FLOW=112743, PETRI_PLACES=761, PETRI_TRANSITIONS=2919} [2021-04-29 08:04:37,370 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 725 predicate places. [2021-04-29 08:04:37,370 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 08:04:37,370 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 761 places, 2919 transitions, 112743 flow [2021-04-29 08:04:37,371 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 761 places, 2919 transitions, 112743 flow [2021-04-29 08:04:37,419 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 760 places, 2919 transitions, 112743 flow [2021-04-29 08:04:42,729 INFO L129 PetriNetUnfolder]: 3222/7368 cut-off events. [2021-04-29 08:04:42,729 INFO L130 PetriNetUnfolder]: For 518784/518809 co-relation queries the response was YES. [2021-04-29 08:04:42,963 INFO L84 FinitePrefix]: Finished finitePrefix Result has 112826 conditions, 7368 events. 3222/7368 cut-off events. For 518784/518809 co-relation queries the response was YES. Maximal size of possible extension queue 844. Compared 73628 event pairs, 194 based on Foata normal form. 20/7384 useless extension candidates. Maximal degree in co-relation 111934. Up to 2798 conditions per place. [2021-04-29 08:04:43,074 INFO L146 LiptonReduction]: Number of co-enabled transitions 1906 [2021-04-29 08:04:44,390 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 08:04:44,390 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 08:04:44,390 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 7020 [2021-04-29 08:04:44,390 INFO L480 AbstractCegarLoop]: Abstraction has has 760 places, 2919 transitions, 112743 flow [2021-04-29 08:04:44,390 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 21.09090909090909) internal successors, (232), 11 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:04:44,390 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 08:04:44,390 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 08:04:44,591 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142,76 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 08:04:44,591 INFO L428 AbstractCegarLoop]: === Iteration 81 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 08:04:44,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 08:04:44,592 INFO L82 PathProgramCache]: Analyzing trace with hash 164324931, now seen corresponding path program 36 times [2021-04-29 08:04:44,592 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 08:04:44,592 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017061736] [2021-04-29 08:04:44,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 08:04:44,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 08:04:44,639 INFO L142 QuantifierPusher]: treesize reduction 41, result has 48.8 percent of original size [2021-04-29 08:04:44,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 08:04:44,692 INFO L142 QuantifierPusher]: treesize reduction 47, result has 61.5 percent of original size [2021-04-29 08:04:44,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-04-29 08:04:44,779 INFO L142 QuantifierPusher]: treesize reduction 19, result has 75.0 percent of original size [2021-04-29 08:04:44,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-04-29 08:04:45,094 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 22 [2021-04-29 08:04:45,109 INFO L142 QuantifierPusher]: treesize reduction 12, result has 85.0 percent of original size [2021-04-29 08:04:45,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-04-29 08:04:45,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 08:04:45,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 08:04:45,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 08:04:45,304 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 08:04:45,305 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017061736] [2021-04-29 08:04:45,305 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1633098710] [2021-04-29 08:04:45,305 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 77 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 77 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 08:04:45,335 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-04-29 08:04:45,335 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 08:04:45,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 21 conjunts are in the unsatisfiable core [2021-04-29 08:04:45,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 08:04:45,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 08:04:45,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 08:04:45,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 08:04:45,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 08:04:45,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 08:04:45,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 08:04:45,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 08:04:45,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 08:04:45,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 08:04:45,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 08:04:45,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 08:04:45,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 08:04:45,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 08:04:45,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 08:04:45,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 08:04:45,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 08:04:45,384 INFO L142 QuantifierPusher]: treesize reduction 5, result has 89.6 percent of original size [2021-04-29 08:04:45,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 08:04:45,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 08:04:45,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 08:04:45,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 08:04:45,434 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.2 percent of original size [2021-04-29 08:04:45,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 08:04:45,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 08:04:45,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 08:04:45,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 08:04:45,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 08:04:45,488 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.4 percent of original size [2021-04-29 08:04:45,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 08:04:45,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 08:04:45,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 08:04:45,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 08:04:45,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,496 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:04:45,499 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,500 INFO L142 QuantifierPusher]: treesize reduction 13, result has 80.3 percent of original size [2021-04-29 08:04:45,501 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:04:45,502 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,503 INFO L142 QuantifierPusher]: treesize reduction 13, result has 69.0 percent of original size [2021-04-29 08:04:45,504 INFO L147 QuantifierPusher]: treesize reduction 8, result has 65.2 percent of original size 15 [2021-04-29 08:04:45,506 INFO L147 QuantifierPusher]: treesize reduction 8, result has 81.4 percent of original size 35 [2021-04-29 08:04:45,507 INFO L147 QuantifierPusher]: treesize reduction 8, result has 84.6 percent of original size 44 [2021-04-29 08:04:45,508 INFO L142 QuantifierPusher]: treesize reduction 8, result has 84.6 percent of original size [2021-04-29 08:04:45,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 08:04:45,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 08:04:45,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 08:04:45,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 08:04:45,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 08:04:45,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 08:04:45,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 08:04:45,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 08:04:45,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 08:04:45,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 08:04:45,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 08:04:45,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 08:04:45,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 08:04:45,583 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.7 percent of original size [2021-04-29 08:04:45,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-04-29 08:04:45,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-04-29 08:04:45,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-04-29 08:04:45,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-04-29 08:04:45,674 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.0 percent of original size [2021-04-29 08:04:45,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-04-29 08:04:45,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-04-29 08:04:45,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-04-29 08:04:45,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-04-29 08:04:45,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,688 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:04:45,691 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,692 INFO L142 QuantifierPusher]: treesize reduction 30, result has 63.4 percent of original size [2021-04-29 08:04:45,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-04-29 08:04:45,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-04-29 08:04:45,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,698 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:04:45,699 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,701 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:04:45,702 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 08:04:45,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 08:04:45,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-04-29 08:04:45,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 08:04:45,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 08:04:45,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-04-29 08:04:45,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 08:04:45,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-04-29 08:04:45,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,715 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:04:45,716 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,718 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:04:45,719 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,720 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:04:45,721 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 08:04:45,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 08:04:45,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 08:04:45,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 08:04:45,727 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:04:45,729 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,730 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:04:45,732 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:04:45,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:04:45,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 08:04:45,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 08:04:45,738 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:04:45,739 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:04:45,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:04:45,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 08:04:45,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 08:04:45,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-04-29 08:04:45,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 08:04:45,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-04-29 08:04:45,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-04-29 08:04:45,750 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:04:45,751 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,753 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:04:45,754 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 08:04:45,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 08:04:45,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-04-29 08:04:45,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-04-29 08:04:45,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-29 08:04:45,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-04-29 08:04:45,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-04-29 08:04:45,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-04-29 08:04:45,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-04-29 08:04:45,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-04-29 08:04:45,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,770 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:04:45,771 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,773 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:04:45,774 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 08:04:45,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 08:04:45,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-04-29 08:04:45,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 08:04:45,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 08:04:45,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-04-29 08:04:45,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 08:04:45,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-04-29 08:04:45,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,791 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:04:45,794 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,796 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:04:45,797 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,799 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:04:45,800 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 08:04:45,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 08:04:45,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 08:04:45,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 08:04:45,806 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:04:45,807 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,809 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:04:45,810 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:04:45,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:04:45,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 08:04:45,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 08:04:45,817 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:04:45,818 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,818 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:04:45,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:04:45,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 08:04:45,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 08:04:45,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-04-29 08:04:45,825 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 08:04:45,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-04-29 08:04:45,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-04-29 08:04:45,829 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:04:45,830 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,832 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:04:45,832 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,834 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 08:04:45,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 08:04:45,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-04-29 08:04:45,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-04-29 08:04:45,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-29 08:04:45,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-04-29 08:04:45,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-04-29 08:04:45,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-04-29 08:04:45,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-04-29 08:04:45,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-04-29 08:04:45,847 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:04:45,848 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,852 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:04:45,852 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,854 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:04:45,855 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 08:04:45,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 08:04:45,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 08:04:45,859 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 08:04:45,861 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:04:45,862 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,863 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:04:45,864 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:04:45,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:04:45,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 08:04:45,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 08:04:45,871 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:04:45,872 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:04:45,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:04:45,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 08:04:45,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 08:04:45,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-04-29 08:04:45,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 08:04:45,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-04-29 08:04:45,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-04-29 08:04:45,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-04-29 08:04:45,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,887 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:04:45,888 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,889 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:04:45,891 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 08:04:45,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 08:04:45,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-04-29 08:04:45,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 08:04:45,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 08:04:45,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-04-29 08:04:45,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 08:04:45,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-04-29 08:04:45,906 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:04:45,907 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,912 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:04:45,913 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,915 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:04:45,916 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:04:45,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:04:45,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 08:04:45,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 08:04:45,923 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:04:45,924 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:04:45,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:04:45,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 08:04:45,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 08:04:45,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-04-29 08:04:45,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 08:04:45,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 08:04:45,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,936 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:04:45,938 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 08:04:45,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 08:04:45,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-04-29 08:04:45,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 08:04:45,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-04-29 08:04:45,946 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-04-29 08:04:45,947 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,951 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:04:45,952 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:04:45,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:04:45,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 08:04:45,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 08:04:45,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 08:04:45,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 08:04:45,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-04-29 08:04:45,963 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-04-29 08:04:45,964 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:04:45,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 08:04:45,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 08:04:45,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-04-29 08:04:45,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 08:04:45,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:04:45,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 08:04:45,980 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 08:04:45,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-04-29 08:04:45,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 08:04:45,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-04-29 08:04:45,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 08:04:45,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,990 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:04:45,991 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:04:45,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:04:45,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 08:04:45,996 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 08:04:45,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 08:04:45,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:45,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:45,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 08:04:46,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-04-29 08:04:46,002 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-04-29 08:04:46,003 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:04:46,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 08:04:46,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 08:04:46,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-04-29 08:04:46,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 08:04:46,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:04:46,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 08:04:46,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 08:04:46,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-04-29 08:04:46,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 08:04:46,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-04-29 08:04:46,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 08:04:46,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-04-29 08:04:46,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-04-29 08:04:46,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,030 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:04:46,031 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 08:04:46,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 08:04:46,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 08:04:46,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 08:04:46,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:04:46,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 08:04:46,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 08:04:46,042 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:04:46,043 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 08:04:46,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 08:04:46,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 08:04:46,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 08:04:46,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 08:04:46,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 08:04:46,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 08:04:46,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 08:04:46,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 08:04:46,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 08:04:46,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-04-29 08:04:46,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 08:04:46,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-04-29 08:04:46,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-04-29 08:04:46,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,069 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:04:46,070 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,072 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:04:46,073 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 08:04:46,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 08:04:46,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-04-29 08:04:46,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-04-29 08:04:46,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-29 08:04:46,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-04-29 08:04:46,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-04-29 08:04:46,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-04-29 08:04:46,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,085 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:04:46,086 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,088 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:04:46,089 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 08:04:46,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 08:04:46,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-04-29 08:04:46,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 08:04:46,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 08:04:46,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-04-29 08:04:46,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 08:04:46,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-04-29 08:04:46,100 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-04-29 08:04:46,101 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,105 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:04:46,106 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,107 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 08:04:46,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 08:04:46,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-04-29 08:04:46,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-04-29 08:04:46,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 08:04:46,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,115 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:04:46,116 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 08:04:46,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 08:04:46,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-04-29 08:04:46,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 08:04:46,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-04-29 08:04:46,123 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-04-29 08:04:46,124 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 08:04:46,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 08:04:46,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 08:04:46,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-04-29 08:04:46,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 08:04:46,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 08:04:46,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 08:04:46,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 08:04:46,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-04-29 08:04:46,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 08:04:46,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-04-29 08:04:46,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 08:04:46,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-29 08:04:46,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 08:04:46,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 08:04:46,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 08:04:46,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 08:04:46,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-04-29 08:04:46,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-04-29 08:04:46,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-04-29 08:04:46,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-04-29 08:04:46,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-04-29 08:04:46,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,243 INFO L354 Elim1Store]: treesize reduction 12, result has 74.5 percent of original size [2021-04-29 08:04:46,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 26 treesize of output 44 [2021-04-29 08:04:46,245 INFO L142 QuantifierPusher]: treesize reduction 4, result has 91.1 percent of original size [2021-04-29 08:04:46,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,248 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:04:46,249 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 08:04:46,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 08:04:46,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,254 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:04:46,255 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 08:04:46,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 08:04:46,258 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:04:46,259 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,261 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:04:46,262 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,263 INFO L142 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size [2021-04-29 08:04:46,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:46,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:46,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-29 08:04:46,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-29 08:04:46,267 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-04-29 08:04:46,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,277 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-29 08:04:46,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,280 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-29 08:04:46,285 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-29 08:04:46,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,289 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-29 08:04:46,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 7 [2021-04-29 08:04:46,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:46,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:46,293 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-04-29 08:04:46,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,361 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 33 treesize of output 69 [2021-04-29 08:04:46,362 INFO L142 QuantifierPusher]: treesize reduction 6, result has 91.4 percent of original size [2021-04-29 08:04:46,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,365 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:04:46,366 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,368 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:04:46,368 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,370 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:04:46,371 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 08:04:46,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:04:46,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-04-29 08:04:46,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-04-29 08:04:46,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,377 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:04:46,378 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 08:04:46,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 08:04:46,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,383 INFO L142 QuantifierPusher]: treesize reduction 4, result has 93.2 percent of original size [2021-04-29 08:04:46,384 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:04:46,385 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,387 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:04:46,388 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,390 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:04:46,391 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:46,395 INFO L147 QuantifierPusher]: treesize reduction 5, result has 61.5 percent of original size 8 [2021-04-29 08:04:46,395 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:04:46,396 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,397 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 08:04:46,399 INFO L147 QuantifierPusher]: treesize reduction 5, result has 87.8 percent of original size 36 [2021-04-29 08:04:46,400 INFO L147 QuantifierPusher]: treesize reduction 5, result has 87.8 percent of original size 36 [2021-04-29 08:04:46,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,402 INFO L142 QuantifierPusher]: treesize reduction 13, result has 75.9 percent of original size [2021-04-29 08:04:46,402 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:04:46,403 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,404 INFO L142 QuantifierPusher]: treesize reduction 8, result has 89.2 percent of original size [2021-04-29 08:04:46,405 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:04:46,406 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,407 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:04:46,408 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:46,412 INFO L147 QuantifierPusher]: treesize reduction 5, result has 66.7 percent of original size 10 [2021-04-29 08:04:46,413 INFO L147 QuantifierPusher]: treesize reduction 19, result has 61.2 percent of original size 30 [2021-04-29 08:04:46,414 INFO L147 QuantifierPusher]: treesize reduction 19, result has 61.2 percent of original size 30 [2021-04-29 08:04:46,414 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:04:46,415 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,417 INFO L142 QuantifierPusher]: treesize reduction 70, result has 44.4 percent of original size [2021-04-29 08:04:46,418 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:04:46,419 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,420 INFO L142 QuantifierPusher]: treesize reduction 26, result has 59.4 percent of original size [2021-04-29 08:04:46,422 INFO L147 QuantifierPusher]: treesize reduction 10, result has 9.1 percent of original size 1 [2021-04-29 08:04:46,422 INFO L147 QuantifierPusher]: treesize reduction 12, result has 57.1 percent of original size 16 [2021-04-29 08:04:46,423 INFO L147 QuantifierPusher]: treesize reduction 12, result has 57.1 percent of original size 16 [2021-04-29 08:04:46,424 INFO L142 QuantifierPusher]: treesize reduction 12, result has 57.1 percent of original size [2021-04-29 08:04:46,424 INFO L147 QuantifierPusher]: treesize reduction 15, result has 6.3 percent of original size 1 [2021-04-29 08:04:46,424 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2021-04-29 08:04:46,430 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-04-29 08:04:46,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:46,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:46,431 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-04-29 08:04:46,436 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-04-29 08:04:46,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:46,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:04:46,438 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-04-29 08:04:46,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,507 INFO L354 Elim1Store]: treesize reduction 26, result has 44.7 percent of original size [2021-04-29 08:04:46,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 26 treesize of output 30 [2021-04-29 08:04:46,508 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.5 percent of original size [2021-04-29 08:04:46,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:04:46,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:04:46,516 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-04-29 08:04:46,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,600 INFO L354 Elim1Store]: treesize reduction 36, result has 36.8 percent of original size [2021-04-29 08:04:46,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 33 treesize of output 33 [2021-04-29 08:04:46,603 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.1 percent of original size [2021-04-29 08:04:46,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:04:46,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:04:46,608 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-04-29 08:04:46,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,651 INFO L354 Elim1Store]: treesize reduction 21, result has 27.6 percent of original size [2021-04-29 08:04:46,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 17 [2021-04-29 08:04:46,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-29 08:04:46,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-29 08:04:46,655 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-04-29 08:04:46,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-29 08:04:46,685 INFO L354 Elim1Store]: treesize reduction 19, result has 29.6 percent of original size [2021-04-29 08:04:46,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 17 [2021-04-29 08:04:46,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-29 08:04:46,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-29 08:04:46,689 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-04-29 08:04:46,803 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 20 [2021-04-29 08:04:46,803 INFO L628 ElimStorePlain]: treesize reduction 108, result has 31.6 percent of original size [2021-04-29 08:04:46,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,806 INFO L147 QuantifierPusher]: treesize reduction 3, result has 91.2 percent of original size 31 [2021-04-29 08:04:46,807 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-04-29 08:04:46,807 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 2 variables, input treesize:367, output treesize:34 [2021-04-29 08:04:46,807 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.2 percent of original size [2021-04-29 08:04:46,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 08:04:46,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 08:04:46,872 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.4 percent of original size [2021-04-29 08:04:46,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 08:04:46,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 08:04:46,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-04-29 08:04:46,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,878 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-04-29 08:04:46,881 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:04:46,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:04:46,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:04:46,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:04:46,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:04:46,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:04:46,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:04:46,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:04:46,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:04:46,930 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 08:04:46,931 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 08:04:46,931 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 14 [2021-04-29 08:04:46,931 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602694766] [2021-04-29 08:04:46,931 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-04-29 08:04:46,932 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 08:04:46,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-04-29 08:04:46,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2021-04-29 08:04:46,933 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 50 [2021-04-29 08:04:46,933 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 760 places, 2919 transitions, 112743 flow. Second operand has 16 states, 16 states have (on average 15.125) internal successors, (242), 16 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:04:46,933 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 08:04:46,934 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 50 [2021-04-29 08:04:46,934 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 08:04:47,387 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2021-04-29 08:04:47,751 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 32 [2021-04-29 08:05:02,228 INFO L129 PetriNetUnfolder]: 3249/7420 cut-off events. [2021-04-29 08:05:02,228 INFO L130 PetriNetUnfolder]: For 527231/527353 co-relation queries the response was YES. [2021-04-29 08:05:02,397 INFO L84 FinitePrefix]: Finished finitePrefix Result has 119960 conditions, 7420 events. 3249/7420 cut-off events. For 527231/527353 co-relation queries the response was YES. Maximal size of possible extension queue 857. Compared 73764 event pairs, 233 based on Foata normal form. 66/7486 useless extension candidates. Maximal degree in co-relation 119056. Up to 6194 conditions per place. [2021-04-29 08:05:02,450 INFO L132 encePairwiseOnDemand]: 43/50 looper letters, 2892 selfloop transitions, 45 changer transitions 1/2944 dead transitions. [2021-04-29 08:05:02,450 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 771 places, 2944 transitions, 120015 flow [2021-04-29 08:05:02,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-29 08:05:02,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-04-29 08:05:02,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 209 transitions. [2021-04-29 08:05:02,452 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.34833333333333333 [2021-04-29 08:05:02,452 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 209 transitions. [2021-04-29 08:05:02,452 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 209 transitions. [2021-04-29 08:05:02,452 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 08:05:02,452 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 209 transitions. [2021-04-29 08:05:02,452 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 17.416666666666668) internal successors, (209), 12 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:05:02,453 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 50.0) internal successors, (650), 13 states have internal predecessors, (650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:05:02,453 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 50.0) internal successors, (650), 13 states have internal predecessors, (650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:05:02,453 INFO L185 Difference]: Start difference. First operand has 760 places, 2919 transitions, 112743 flow. Second operand 12 states and 209 transitions. [2021-04-29 08:05:02,453 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 771 places, 2944 transitions, 120015 flow [2021-04-29 08:05:12,535 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 764 places, 2944 transitions, 119700 flow, removed 47 selfloop flow, removed 7 redundant places. [2021-04-29 08:05:12,632 INFO L241 Difference]: Finished difference. Result has 770 places, 2937 transitions, 113609 flow [2021-04-29 08:05:12,633 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=112440, PETRI_DIFFERENCE_MINUEND_PLACES=753, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2919, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=27, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2874, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=113609, PETRI_PLACES=770, PETRI_TRANSITIONS=2937} [2021-04-29 08:05:12,633 INFO L343 CegarLoopForPetriNet]: 36 programPoint places, 734 predicate places. [2021-04-29 08:05:12,633 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 08:05:12,634 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 770 places, 2937 transitions, 113609 flow [2021-04-29 08:05:12,634 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 770 places, 2937 transitions, 113609 flow [2021-04-29 08:05:12,685 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 770 places, 2937 transitions, 113609 flow [2021-04-29 08:05:18,993 INFO L129 PetriNetUnfolder]: 3235/7404 cut-off events. [2021-04-29 08:05:18,993 INFO L130 PetriNetUnfolder]: For 529083/529111 co-relation queries the response was YES. [2021-04-29 08:05:19,199 INFO L84 FinitePrefix]: Finished finitePrefix Result has 114105 conditions, 7404 events. 3235/7404 cut-off events. For 529083/529111 co-relation queries the response was YES. Maximal size of possible extension queue 847. Compared 74121 event pairs, 196 based on Foata normal form. 20/7419 useless extension candidates. Maximal degree in co-relation 113124. Up to 2809 conditions per place. [2021-04-29 08:05:19,597 INFO L146 LiptonReduction]: Number of co-enabled transitions 1938 [2021-04-29 08:05:20,921 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 08:05:20,921 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 08:05:20,921 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 8288 [2021-04-29 08:05:20,921 INFO L480 AbstractCegarLoop]: Abstraction has has 770 places, 2937 transitions, 113609 flow [2021-04-29 08:05:20,921 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 15.125) internal successors, (242), 16 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:05:20,921 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 08:05:20,921 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 08:05:21,125 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143,77 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 08:05:21,126 INFO L428 AbstractCegarLoop]: === Iteration 82 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 08:05:21,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 08:05:21,126 INFO L82 PathProgramCache]: Analyzing trace with hash 498575035, now seen corresponding path program 37 times [2021-04-29 08:05:21,126 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 08:05:21,127 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262620759] [2021-04-29 08:05:21,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 08:05:21,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 08:05:21,169 INFO L142 QuantifierPusher]: treesize reduction 41, result has 48.8 percent of original size [2021-04-29 08:05:21,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 08:05:21,237 INFO L142 QuantifierPusher]: treesize reduction 47, result has 60.8 percent of original size [2021-04-29 08:05:21,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-04-29 08:05:21,320 INFO L142 QuantifierPusher]: treesize reduction 35, result has 70.6 percent of original size [2021-04-29 08:05:21,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-04-29 08:05:21,428 INFO L142 QuantifierPusher]: treesize reduction 12, result has 84.8 percent of original size [2021-04-29 08:05:21,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-04-29 08:05:21,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-04-29 08:05:21,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 08:05:21,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 08:05:21,567 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 08:05:21,567 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262620759] [2021-04-29 08:05:21,567 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [779230483] [2021-04-29 08:05:21,567 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 78 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 78 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 08:05:21,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 08:05:21,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 21 conjunts are in the unsatisfiable core [2021-04-29 08:05:21,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 08:05:21,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:05:21,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:05:21,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:05:21,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:05:21,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:05:21,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:05:21,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:05:21,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:05:21,637 INFO L142 QuantifierPusher]: treesize reduction 5, result has 90.2 percent of original size [2021-04-29 08:05:21,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 08:05:21,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 08:05:21,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 08:05:21,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 08:05:21,683 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.5 percent of original size [2021-04-29 08:05:21,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 08:05:21,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-04-29 08:05:21,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 08:05:21,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-04-29 08:05:21,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,690 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:05:21,691 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,692 INFO L142 QuantifierPusher]: treesize reduction 13, result has 80.3 percent of original size [2021-04-29 08:05:21,693 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:05:21,694 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,695 INFO L142 QuantifierPusher]: treesize reduction 13, result has 75.9 percent of original size [2021-04-29 08:05:21,697 INFO L147 QuantifierPusher]: treesize reduction 16, result has 48.4 percent of original size 15 [2021-04-29 08:05:21,698 INFO L147 QuantifierPusher]: treesize reduction 16, result has 68.6 percent of original size 35 [2021-04-29 08:05:21,699 INFO L147 QuantifierPusher]: treesize reduction 16, result has 74.6 percent of original size 47 [2021-04-29 08:05:21,700 INFO L142 QuantifierPusher]: treesize reduction 16, result has 74.6 percent of original size [2021-04-29 08:05:21,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-04-29 08:05:21,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-04-29 08:05:21,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-04-29 08:05:21,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-04-29 08:05:21,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-04-29 08:05:21,757 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.0 percent of original size [2021-04-29 08:05:21,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 08:05:21,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 08:05:21,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 08:05:21,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 08:05:21,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 08:05:21,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 08:05:21,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 08:05:21,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 08:05:21,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 08:05:21,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 08:05:21,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 08:05:21,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 08:05:21,823 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.7 percent of original size [2021-04-29 08:05:21,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-04-29 08:05:21,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-04-29 08:05:21,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-04-29 08:05:21,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-04-29 08:05:21,906 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.0 percent of original size [2021-04-29 08:05:21,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-04-29 08:05:21,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-04-29 08:05:21,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-04-29 08:05:21,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-04-29 08:05:21,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,918 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:05:21,919 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,920 INFO L142 QuantifierPusher]: treesize reduction 30, result has 63.4 percent of original size [2021-04-29 08:05:21,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-04-29 08:05:21,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-04-29 08:05:21,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,925 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:05:21,925 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:05:21,928 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:05:21,929 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 08:05:21,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 08:05:21,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-04-29 08:05:21,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 08:05:21,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-04-29 08:05:21,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-04-29 08:05:21,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 08:05:21,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,941 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:05:21,941 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,943 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:05:21,947 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,948 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:05:21,949 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 08:05:21,952 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:05:21,953 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:05:21,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:05:21,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-04-29 08:05:21,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 08:05:21,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-04-29 08:05:21,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 08:05:21,962 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:05:21,963 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,964 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:05:21,965 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:05:21,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:05:21,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-04-29 08:05:21,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 08:05:21,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 08:05:21,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-04-29 08:05:21,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 08:05:21,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-04-29 08:05:21,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-04-29 08:05:21,979 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:05:21,980 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,980 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,981 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:05:21,982 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 08:05:21,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 08:05:21,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-04-29 08:05:21,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-04-29 08:05:21,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-29 08:05:21,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-04-29 08:05:21,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-04-29 08:05:21,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-04-29 08:05:21,996 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:21,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:21,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-04-29 08:05:21,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-04-29 08:05:21,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,000 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:05:22,001 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:05:22,004 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:05:22,005 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 08:05:22,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 08:05:22,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-04-29 08:05:22,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 08:05:22,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-04-29 08:05:22,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-04-29 08:05:22,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 08:05:22,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,014 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:05:22,016 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,018 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:05:22,019 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,020 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:05:22,021 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 08:05:22,024 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:05:22,025 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:05:22,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:05:22,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-04-29 08:05:22,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 08:05:22,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-04-29 08:05:22,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 08:05:22,034 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:05:22,035 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,037 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:05:22,038 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:05:22,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:05:22,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-04-29 08:05:22,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 08:05:22,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 08:05:22,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-04-29 08:05:22,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 08:05:22,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-04-29 08:05:22,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-04-29 08:05:22,051 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:05:22,052 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,053 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:05:22,054 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 08:05:22,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 08:05:22,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-04-29 08:05:22,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-04-29 08:05:22,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-29 08:05:22,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-04-29 08:05:22,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-04-29 08:05:22,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-04-29 08:05:22,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-04-29 08:05:22,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-04-29 08:05:22,070 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:05:22,071 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,074 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:05:22,075 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,077 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:05:22,078 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 08:05:22,081 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:05:22,082 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:05:22,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:05:22,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-04-29 08:05:22,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 08:05:22,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-04-29 08:05:22,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 08:05:22,092 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:05:22,093 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,095 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:05:22,096 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:05:22,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:05:22,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-04-29 08:05:22,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 08:05:22,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 08:05:22,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-04-29 08:05:22,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 08:05:22,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-04-29 08:05:22,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-04-29 08:05:22,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-04-29 08:05:22,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,112 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:05:22,113 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:05:22,116 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:05:22,117 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 08:05:22,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 08:05:22,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-04-29 08:05:22,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 08:05:22,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-04-29 08:05:22,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-04-29 08:05:22,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 08:05:22,128 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:05:22,129 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,133 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:05:22,134 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,135 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:05:22,136 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:05:22,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:05:22,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-04-29 08:05:22,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 08:05:22,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 08:05:22,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-04-29 08:05:22,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 08:05:22,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 08:05:22,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,150 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:05:22,151 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:05:22,154 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:05:22,155 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 08:05:22,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 08:05:22,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-04-29 08:05:22,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 08:05:22,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-04-29 08:05:22,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-04-29 08:05:22,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 08:05:22,168 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:05:22,169 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,175 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:05:22,176 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:05:22,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:05:22,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-04-29 08:05:22,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 08:05:22,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 08:05:22,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,185 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:05:22,186 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 08:05:22,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 08:05:22,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-04-29 08:05:22,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 08:05:22,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 08:05:22,196 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-04-29 08:05:22,197 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:05:22,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-04-29 08:05:22,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,206 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-29 08:05:22,207 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 08:05:22,210 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:05:22,211 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:05:22,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:05:22,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-04-29 08:05:22,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 08:05:22,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-04-29 08:05:22,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 08:05:22,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 08:05:22,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,223 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:05:22,224 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:05:22,228 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:05:22,229 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 08:05:22,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 08:05:22,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-04-29 08:05:22,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 08:05:22,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-04-29 08:05:22,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-04-29 08:05:22,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 08:05:22,240 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:05:22,241 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,244 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:05:22,245 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:05:22,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 08:05:22,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-04-29 08:05:22,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 08:05:22,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 08:05:22,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,254 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:05:22,255 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 08:05:22,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 08:05:22,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-04-29 08:05:22,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 08:05:22,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 08:05:22,263 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-04-29 08:05:22,264 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-04-29 08:05:22,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-04-29 08:05:22,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-04-29 08:05:22,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,276 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:05:22,277 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,278 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:05:22,279 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 08:05:22,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 08:05:22,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-04-29 08:05:22,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-04-29 08:05:22,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-29 08:05:22,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-04-29 08:05:22,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-04-29 08:05:22,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-04-29 08:05:22,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,293 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-04-29 08:05:22,294 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 08:05:22,297 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:05:22,298 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 08:05:22,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 08:05:22,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-04-29 08:05:22,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 08:05:22,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-04-29 08:05:22,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-04-29 08:05:22,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 08:05:22,309 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-04-29 08:05:22,310 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,313 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:05:22,314 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 08:05:22,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 08:05:22,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-04-29 08:05:22,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-04-29 08:05:22,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 08:05:22,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,323 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-04-29 08:05:22,324 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 08:05:22,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 08:05:22,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-04-29 08:05:22,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 08:05:22,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 08:05:22,332 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-04-29 08:05:22,333 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 08:05:22,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:05:22,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 08:05:22,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 08:05:22,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:05:22,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:05:22,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:05:22,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:05:22,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:05:22,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:05:22,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:05:22,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:05:22,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:05:22,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:05:22,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:05:22,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:05:22,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:05:22,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:05:22,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:05:22,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:05:22,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:05:22,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 08:05:22,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 08:05:22,397 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 08:05:22,397 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 08:05:22,397 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 13 [2021-04-29 08:05:22,397 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816195574] [2021-04-29 08:05:22,397 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-04-29 08:05:22,397 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 08:05:22,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-04-29 08:05:22,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2021-04-29 08:05:22,398 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 50 [2021-04-29 08:05:22,399 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 770 places, 2937 transitions, 113609 flow. Second operand has 15 states, 15 states have (on average 15.2) internal successors, (228), 15 states have internal predecessors, (228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 08:05:22,399 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 08:05:22,399 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 50 [2021-04-29 08:05:22,399 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 08:05:22,962 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 37 [2021-04-29 08:05:23,325 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 Received shutdown request... [2021-04-29 08:05:34,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-04-29 08:05:34,291 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 78 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable213 [2021-04-29 08:05:34,291 WARN L545 AbstractCegarLoop]: Verification canceled [2021-04-29 08:05:34,296 WARN L224 ceAbstractionStarter]: Timeout [2021-04-29 08:05:34,296 INFO L202 PluginConnector]: Adding new model sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.04 08:05:34 BasicIcfg [2021-04-29 08:05:34,296 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-04-29 08:05:34,297 INFO L168 Benchmark]: Toolchain (without parser) took 797793.15 ms. Allocated memory was 302.0 MB in the beginning and 11.8 GB in the end (delta: 11.5 GB). Free memory was 271.1 MB in the beginning and 10.3 GB in the end (delta: -10.0 GB). Peak memory consumption was 1.7 GB. Max. memory is 16.0 GB. [2021-04-29 08:05:34,297 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.72 ms. Allocated memory is still 302.0 MB. Free memory was 272.2 MB in the beginning and 272.2 MB in the end (delta: 83.8 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-04-29 08:05:34,297 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.46 ms. Allocated memory is still 302.0 MB. Free memory was 285.3 MB in the beginning and 283.9 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-04-29 08:05:34,297 INFO L168 Benchmark]: Boogie Preprocessor took 20.82 ms. Allocated memory is still 302.0 MB. Free memory was 283.9 MB in the beginning and 282.9 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-04-29 08:05:34,297 INFO L168 Benchmark]: RCFGBuilder took 369.24 ms. Allocated memory is still 302.0 MB. Free memory was 282.8 MB in the beginning and 276.2 MB in the end (delta: 6.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.0 GB. [2021-04-29 08:05:34,298 INFO L168 Benchmark]: TraceAbstraction took 797305.61 ms. Allocated memory was 302.0 MB in the beginning and 11.8 GB in the end (delta: 11.5 GB). Free memory was 275.8 MB in the beginning and 10.3 GB in the end (delta: -10.0 GB). Peak memory consumption was 1.7 GB. Max. memory is 16.0 GB. [2021-04-29 08:05:34,298 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 0.72 ms. Allocated memory is still 302.0 MB. Free memory was 272.2 MB in the beginning and 272.2 MB in the end (delta: 83.8 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 34.46 ms. Allocated memory is still 302.0 MB. Free memory was 285.3 MB in the beginning and 283.9 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 20.82 ms. Allocated memory is still 302.0 MB. Free memory was 283.9 MB in the beginning and 282.9 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 369.24 ms. Allocated memory is still 302.0 MB. Free memory was 282.8 MB in the beginning and 276.2 MB in the end (delta: 6.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 797305.61 ms. Allocated memory was 302.0 MB in the beginning and 11.8 GB in the end (delta: 11.5 GB). Free memory was 275.8 MB in the beginning and 10.3 GB in the end (delta: -10.0 GB). Peak memory consumption was 1.7 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 837.7ms, 34 PlacesBefore, 36 PlacesAfterwards, 27 TransitionsBefore, 29 TransitionsAfterwards, 144 CoEnabledTransitionPairs, 5 FixpointIterations, 12 TrivialSequentialCompositions, 6 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 18 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): 60, Positive cache size: 60, Positive conditional cache size: 60, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 28.8ms, 33 PlacesBefore, 24 PlacesAfterwards, 23 TransitionsBefore, 23 TransitionsAfterwards, 186 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 11.4ms, 32 PlacesBefore, 26 PlacesAfterwards, 26 TransitionsBefore, 26 TransitionsAfterwards, 76 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 16.8ms, 34 PlacesBefore, 34 PlacesAfterwards, 37 TransitionsBefore, 37 TransitionsAfterwards, 110 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 18.6ms, 40 PlacesBefore, 40 PlacesAfterwards, 39 TransitionsBefore, 39 TransitionsAfterwards, 118 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 21.8ms, 43 PlacesBefore, 43 PlacesAfterwards, 40 TransitionsBefore, 40 TransitionsAfterwards, 122 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 23.7ms, 50 PlacesBefore, 50 PlacesAfterwards, 43 TransitionsBefore, 43 TransitionsAfterwards, 136 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 25.2ms, 52 PlacesBefore, 50 PlacesAfterwards, 47 TransitionsBefore, 47 TransitionsAfterwards, 120 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 29.5ms, 58 PlacesBefore, 58 PlacesAfterwards, 50 TransitionsBefore, 50 TransitionsAfterwards, 128 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 29.3ms, 59 PlacesBefore, 59 PlacesAfterwards, 51 TransitionsBefore, 51 TransitionsAfterwards, 122 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 32.7ms, 67 PlacesBefore, 66 PlacesAfterwards, 56 TransitionsBefore, 56 TransitionsAfterwards, 118 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 32.5ms, 68 PlacesBefore, 68 PlacesAfterwards, 54 TransitionsBefore, 54 TransitionsAfterwards, 114 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 53.4ms, 78 PlacesBefore, 78 PlacesAfterwards, 88 TransitionsBefore, 88 TransitionsAfterwards, 174 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 65.4ms, 82 PlacesBefore, 82 PlacesAfterwards, 92 TransitionsBefore, 92 TransitionsAfterwards, 182 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 78.0ms, 90 PlacesBefore, 90 PlacesAfterwards, 114 TransitionsBefore, 114 TransitionsAfterwards, 204 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 93.9ms, 101 PlacesBefore, 101 PlacesAfterwards, 152 TransitionsBefore, 152 TransitionsAfterwards, 230 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 77.6ms, 105 PlacesBefore, 105 PlacesAfterwards, 158 TransitionsBefore, 158 TransitionsAfterwards, 236 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 90.1ms, 112 PlacesBefore, 112 PlacesAfterwards, 178 TransitionsBefore, 178 TransitionsAfterwards, 254 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 107.7ms, 116 PlacesBefore, 116 PlacesAfterwards, 194 TransitionsBefore, 194 TransitionsAfterwards, 280 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 226.7ms, 137 PlacesBefore, 137 PlacesAfterwards, 283 TransitionsBefore, 283 TransitionsAfterwards, 430 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 175.9ms, 157 PlacesBefore, 157 PlacesAfterwards, 296 TransitionsBefore, 296 TransitionsAfterwards, 470 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 223.1ms, 174 PlacesBefore, 174 PlacesAfterwards, 335 TransitionsBefore, 335 TransitionsAfterwards, 480 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 473.0ms, 206 PlacesBefore, 206 PlacesAfterwards, 516 TransitionsBefore, 516 TransitionsAfterwards, 660 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 529.8ms, 212 PlacesBefore, 212 PlacesAfterwards, 555 TransitionsBefore, 555 TransitionsAfterwards, 680 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 517.8ms, 224 PlacesBefore, 224 PlacesAfterwards, 603 TransitionsBefore, 603 TransitionsAfterwards, 660 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 497.6ms, 232 PlacesBefore, 232 PlacesAfterwards, 624 TransitionsBefore, 624 TransitionsAfterwards, 718 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 503.6ms, 251 PlacesBefore, 249 PlacesAfterwards, 652 TransitionsBefore, 652 TransitionsAfterwards, 730 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 542.8ms, 260 PlacesBefore, 260 PlacesAfterwards, 665 TransitionsBefore, 665 TransitionsAfterwards, 752 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 511.2ms, 272 PlacesBefore, 272 PlacesAfterwards, 678 TransitionsBefore, 678 TransitionsAfterwards, 790 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 538.5ms, 284 PlacesBefore, 284 PlacesAfterwards, 681 TransitionsBefore, 681 TransitionsAfterwards, 798 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 628.4ms, 290 PlacesBefore, 290 PlacesAfterwards, 690 TransitionsBefore, 690 TransitionsAfterwards, 822 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 805.8ms, 294 PlacesBefore, 294 PlacesAfterwards, 699 TransitionsBefore, 699 TransitionsAfterwards, 840 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 878.7ms, 305 PlacesBefore, 305 PlacesAfterwards, 821 TransitionsBefore, 821 TransitionsAfterwards, 872 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 723.2ms, 320 PlacesBefore, 320 PlacesAfterwards, 821 TransitionsBefore, 821 TransitionsAfterwards, 840 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 882.3ms, 331 PlacesBefore, 331 PlacesAfterwards, 892 TransitionsBefore, 892 TransitionsAfterwards, 890 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 924.8ms, 354 PlacesBefore, 354 PlacesAfterwards, 944 TransitionsBefore, 944 TransitionsAfterwards, 956 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 842.8ms, 365 PlacesBefore, 365 PlacesAfterwards, 940 TransitionsBefore, 940 TransitionsAfterwards, 960 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 937.7ms, 360 PlacesBefore, 360 PlacesAfterwards, 988 TransitionsBefore, 988 TransitionsAfterwards, 960 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 874.6ms, 375 PlacesBefore, 375 PlacesAfterwards, 997 TransitionsBefore, 997 TransitionsAfterwards, 948 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 882.5ms, 387 PlacesBefore, 385 PlacesAfterwards, 988 TransitionsBefore, 988 TransitionsAfterwards, 924 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 978.3ms, 410 PlacesBefore, 410 PlacesAfterwards, 1075 TransitionsBefore, 1075 TransitionsAfterwards, 1018 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 1075.0ms, 423 PlacesBefore, 423 PlacesAfterwards, 1112 TransitionsBefore, 1112 TransitionsAfterwards, 1054 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 1032.9ms, 417 PlacesBefore, 417 PlacesAfterwards, 1129 TransitionsBefore, 1129 TransitionsAfterwards, 1036 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 1115.9ms, 430 PlacesBefore, 430 PlacesAfterwards, 1151 TransitionsBefore, 1151 TransitionsAfterwards, 1052 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 1252.0ms, 445 PlacesBefore, 445 PlacesAfterwards, 1170 TransitionsBefore, 1170 TransitionsAfterwards, 1074 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 1154.4ms, 448 PlacesBefore, 448 PlacesAfterwards, 1177 TransitionsBefore, 1177 TransitionsAfterwards, 1080 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 1258.0ms, 456 PlacesBefore, 456 PlacesAfterwards, 1180 TransitionsBefore, 1180 TransitionsAfterwards, 1082 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 1125.2ms, 462 PlacesBefore, 462 PlacesAfterwards, 1183 TransitionsBefore, 1183 TransitionsAfterwards, 1086 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 1416.4ms, 459 PlacesBefore, 459 PlacesAfterwards, 1268 TransitionsBefore, 1268 TransitionsAfterwards, 1188 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 1624.9ms, 473 PlacesBefore, 473 PlacesAfterwards, 1327 TransitionsBefore, 1327 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 2301.5ms, 479 PlacesBefore, 479 PlacesAfterwards, 1648 TransitionsBefore, 1648 TransitionsAfterwards, 1324 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 2181.0ms, 495 PlacesBefore, 495 PlacesAfterwards, 1692 TransitionsBefore, 1692 TransitionsAfterwards, 1356 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 2164.1ms, 501 PlacesBefore, 501 PlacesAfterwards, 1707 TransitionsBefore, 1707 TransitionsAfterwards, 1388 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 2797.0ms, 504 PlacesBefore, 504 PlacesAfterwards, 1799 TransitionsBefore, 1799 TransitionsAfterwards, 1388 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 2885.6ms, 523 PlacesBefore, 523 PlacesAfterwards, 1849 TransitionsBefore, 1849 TransitionsAfterwards, 1422 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 3025.2ms, 528 PlacesBefore, 528 PlacesAfterwards, 1885 TransitionsBefore, 1885 TransitionsAfterwards, 1456 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 3082.3ms, 533 PlacesBefore, 533 PlacesAfterwards, 1890 TransitionsBefore, 1890 TransitionsAfterwards, 1468 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 4453.4ms, 553 PlacesBefore, 553 PlacesAfterwards, 2261 TransitionsBefore, 2261 TransitionsAfterwards, 1506 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 4780.7ms, 558 PlacesBefore, 555 PlacesAfterwards, 2283 TransitionsBefore, 2283 TransitionsAfterwards, 1486 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 4380.6ms, 562 PlacesBefore, 562 PlacesAfterwards, 2297 TransitionsBefore, 2297 TransitionsAfterwards, 1506 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 4671.5ms, 570 PlacesBefore, 570 PlacesAfterwards, 2303 TransitionsBefore, 2303 TransitionsAfterwards, 1508 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 4473.7ms, 575 PlacesBefore, 575 PlacesAfterwards, 2316 TransitionsBefore, 2316 TransitionsAfterwards, 1500 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 4789.5ms, 581 PlacesBefore, 581 PlacesAfterwards, 2323 TransitionsBefore, 2323 TransitionsAfterwards, 1508 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 4944.9ms, 590 PlacesBefore, 590 PlacesAfterwards, 2359 TransitionsBefore, 2359 TransitionsAfterwards, 1550 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 4426.3ms, 602 PlacesBefore, 602 PlacesAfterwards, 2363 TransitionsBefore, 2363 TransitionsAfterwards, 1550 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 4835.5ms, 615 PlacesBefore, 615 PlacesAfterwards, 2353 TransitionsBefore, 2353 TransitionsAfterwards, 1558 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 4574.8ms, 620 PlacesBefore, 620 PlacesAfterwards, 2350 TransitionsBefore, 2350 TransitionsAfterwards, 1554 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 4922.2ms, 628 PlacesBefore, 628 PlacesAfterwards, 2405 TransitionsBefore, 2405 TransitionsAfterwards, 1596 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 5548.2ms, 655 PlacesBefore, 655 PlacesAfterwards, 2531 TransitionsBefore, 2531 TransitionsAfterwards, 1716 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 5429.8ms, 667 PlacesBefore, 667 PlacesAfterwards, 2550 TransitionsBefore, 2550 TransitionsAfterwards, 1732 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 5288.5ms, 668 PlacesBefore, 668 PlacesAfterwards, 2558 TransitionsBefore, 2558 TransitionsAfterwards, 1734 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 5581.5ms, 681 PlacesBefore, 680 PlacesAfterwards, 2642 TransitionsBefore, 2642 TransitionsAfterwards, 1820 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 5844.9ms, 687 PlacesBefore, 687 PlacesAfterwards, 2650 TransitionsBefore, 2650 TransitionsAfterwards, 1820 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 5702.3ms, 699 PlacesBefore, 698 PlacesAfterwards, 2659 TransitionsBefore, 2659 TransitionsAfterwards, 1826 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 6183.6ms, 710 PlacesBefore, 710 PlacesAfterwards, 2686 TransitionsBefore, 2686 TransitionsAfterwards, 1850 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 5707.9ms, 715 PlacesBefore, 715 PlacesAfterwards, 2689 TransitionsBefore, 2689 TransitionsAfterwards, 1858 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 6315.0ms, 724 PlacesBefore, 724 PlacesAfterwards, 2729 TransitionsBefore, 2729 TransitionsAfterwards, 1892 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 7041.2ms, 723 PlacesBefore, 723 PlacesAfterwards, 2863 TransitionsBefore, 2863 TransitionsAfterwards, 1888 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 6786.0ms, 741 PlacesBefore, 740 PlacesAfterwards, 2870 TransitionsBefore, 2870 TransitionsAfterwards, 1888 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 6882.9ms, 746 PlacesBefore, 746 PlacesAfterwards, 2903 TransitionsBefore, 2903 TransitionsAfterwards, 1906 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 7019.2ms, 761 PlacesBefore, 760 PlacesAfterwards, 2919 TransitionsBefore, 2919 TransitionsAfterwards, 1906 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): 60, Positive cache size: 60, Positive conditional cache size: 60, 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: 8287.0ms, 770 PlacesBefore, 770 PlacesAfterwards, 2937 TransitionsBefore, 2937 TransitionsAfterwards, 1938 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): 60, Positive cache size: 60, Positive conditional cache size: 60, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - TimeoutResultAtElement [Line: 69]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 69). Cancelled while CegarLoopForPetriNetWithRepeatedLiptonReduction was enhancing Floyd-Hoare automaton (15states, 14/50 universal loopers) in iteration 82,while PetriNetUnfolder was constructing finite prefix that currently has 99823 conditions, 5227 events (2669/5226 cut-off events. For 481137/481259 co-relation queries the response was YES. Maximal size of possible extension queue 859. Compared 48942 event pairs, 182 based on Foata normal form. 87/5944 useless extension candidates. Maximal degree in co-relation 99181. Up to 4818 conditions per place.). - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 30 locations, 1 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 8.5ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: TIMEOUT, OverallTime: 797160.6ms, OverallIterations: 82, TraceHistogramMax: 2, EmptinessCheckTime: 0.0ms, AutomataDifference: 575474.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 933.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 198 SDtfs, 2233 SDslu, 180 SDs, 0 SdLazy, 9712 SolverSat, 1356 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 10686.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2014 GetRequests, 784 SyntacticMatches, 49 SemanticMatches, 1181 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3360 ImplicationChecksByTransitivity, 19328.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=113609occurred in iteration=81, InterpolantAutomatonStates: 1026, 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: 384.1ms SsaConstructionTime, 1121.3ms SatisfiabilityAnalysisTime, 17947.1ms InterpolantComputationTime, 2181 NumberOfCodeBlocks, 2181 NumberOfCodeBlocksAsserted, 226 NumberOfCheckSat, 2022 ConstructedInterpolants, 1 QuantifiedInterpolants, 13980 SizeOfPredicates, 176 NumberOfNonLiveVariables, 4090 ConjunctsInSsa, 585 ConjunctsInUnsatCore, 159 InterpolantComputations, 5 PerfectInterpolantSequences, 149/544 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